Raj Chanian's Astrophyics Blog

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Astronomy Data Centers

ASI Science Data Center

Galactic Catalogs

Webast Catalog of Wolf Rayet Galaxies

Star Catalogues

CADC Canadian Astronomical Data Center
NASA National Space Science Data Center
CDSWEB
Stargazing Net
Project PLUTO
Project RHO

NASA Astronomy Missions

NASA Featured Missions
NASA Science Missions
PIONEER
SMEX Small Explorer Missions

ESA Astronomy Missions

Hipparcos Mission
ESA Satellites in Orbit

JAXA Astronomy Missions

JAXA Missions

ISRO Astronomy Missions

ISRO Chandrayaan Moon Mission

CNSA Astronomy Missions

CNSA CHANG E 1

CNES Astronomy Missions

CNES COROT Convection Rotation and Planetary Transits
CNES French National Space Science Missions

Astrophysics

NASA Astrophysics

Astrobiology

NASA Astrobiology

Astrochemistry

NASA Astrochemistry Laboratory
Astrochemistry Net

Astrometry

ESA GAIA News Site
ESA GAIA Space Astrometry Mission
ESA Hipparcos Space Astrometry Mission

PULSAR Astronomy

PULSAR Astronomy Network

Supernova Astronomy

SDSS Supernova Survey
SNAP Supernova Acceleration Probe
ESSENCE

Wolf Rayet Stars

VII Catalog of Wolf Rayet Stars
7th Catalog of Wolf Rayet Stars
Astrosurf Wolf Rayet Stars
Peripatus Wolf Rayet Stars
Harvard Wolf Rayet Stars

T-Tauri Stars

HubPages T-Tauri Stars
Peripatus T-Tauri Stars

Solar Astronomy

NASA Heliophysics
NASA STEREO
NASA SORCE Solar Radiation and Climate Experiment
NOAA GOES Geosynchronous Operational Environment Satellites
Solar Satellites
NASA FAST Auroral Snapshot Explorer
NASA SAMPEX Solar Anamolous and Magnetospheric Particle Explorer
NASA RHESSI Reuven Ramaty High Energy Solar Spectroscopic Imager
YOHKOH
NASA Ulysses Mission
TRACE Transition Region and Coronal Explorer
SOHO Solar and Heliospheric Observatory

Solar System Astronomy

NASA JPL Solar System Explorer
NASA Solar System Explorer

ExoSolar Planet Astronomy

DeepFly
NASA JPL Center for Extrasolar Planetary Science
Geneva Extrasolar Planets Search Programme
Extrasolar Planets Encyclopaedia
NASA Planet Quest
Exoplanet Data Explorer

Earth Astronomy

CEOS Land Surface Imaging Constellation Portal
NASA Earth Observatory
NASA NOAA GOES Geostationary Orbiting Environmental Satellites Project Science
NOAA GOES Geostationary Orbiting Environmental Satellites

String Theory

What Is String Theory
The Elegant Universe
String Theory

Cosmology

Queen Mary London
Princeton
Cambridge

Quasar Astronomy

FBQS FIRST Bright Quasar Survey
LBQS Large Bright Quasar Survey
2QZ 2df QSO Redshift Survey

Wolf Rayet Galaxies

Webast Catalog of Wolf Rayet Galaxies

Dark Energy Astronomy

DES Collaboration Site
DES Dark Energy Survey
HETDEX
HETDEX Texas

Dark Matter Astronomy

DAMA
CDMS Cryogenic Dark Matter Search
EDELWEISS II
SNOLAB
XMASS

Neutrino Astronomy

AMANDA II
IceCube
ANTARES

PetaByte Astronomy

CERN LHC Computing Grid
ASKAP Australian Square Kilometer Array
LSST News
SKA Square Kilometer Array

Gravitational Wave Astronomy

VIRGO Gravitational Wave Detector
EGO European Gravitational Observatory
LIGO Scientific Collaboration
NASA LISA Gravitational Wave Observatory

Gamma Ray Astronomy

NASA VELA
GRANAT
ESA Integral
HETE High Energy Transient Explorer
NASA SWIFT
NASA Fermi Gamma Ray Telescope
NASA Compton Gamma Ray Observatory

X-Ray Astronomy

ESA XMM Netwon X-Ray Telescope
NASA BeppoSAX
NASA Chandra X-Ray Observatory
NASA IXO International X-Ray Observatrory

UltraViolet Atronomy

NASA GALEX Galaxy Evolution Explorer
NASA WUPPE Wisconsin UltraViolet Photo-Polarimtery Explorer
NASA FUSE Far UltraViolet Spectroscopic Explorer

Optical Astronomy

LSST Large Synoptic Survey Telescope
SDSS III
SDSS Sloan Digital Sky Survey
PAN STARRS Panoramic Survey Telescope & Rapid Response System
Hubble Site

Infrared Astronomy

NASA IRTF
IPAC Infrared Processing and Analysis Center
NASA James Webb Space Telescope
NASA Spitzer Space Telescope

Infrared Interferometry

MPIfR Infrared Interferometry Group

Near Infrared Astronomy

Hubble Site STIS
ESA Hubble ACS
ESA Hubble WFPC1
STSI HST WFPC2
STSI HST WFC3
Hubble Site WFC3
IPAC 2MASS
IRTF NSFCAM2
IRTF NSFCAM1
IRTF CSHELL
IRTF SPEX
Hubble Site NICMOS
Near Infrared Camera MultiObject Spectrometer
VISTA QMW Site
Large Binocular Telescope Observatory
Visible and Infrared Survey Telescope for Astronomy

Mid InfraRed Astronomy

IRTF MIRSI

SubMillimeter Wave Astronomy

ESA HSO Herschel Space Observatory
NASA SWASA Submillimeter Wave Astronomy Satellite

Microwave Astronomy

ESA Planck Microwave Observatory
NASA Wilkinson Microwave Anisotropy Probe
NASA COBE Cosmic Microwave Background Explorer

Radio Astronomy

FIRST VLA Survey
ASKAP Australian Square Kilometer Array
LOFAR Low Frequency Array
SKA Square Kilometer Array

Astronomy Blogs

Astronomy Cmarchesin

The Red Spider Nebula, caught by Webb - NGC 6537/Red Spider Nebula Credit: ESA/Webb, NASA & CSA, J. H. Kastner (Rochester Institute of Technology) ------------------------------ This new NASA/E...
51 minutes ago
Uncle Rod's Astro Blog

Issue 621: The Messier Project 2... M15, M31, M32, M110, and M33. - *Before we hit the leading edge of the autumn Messiers, muchachos, let’s get one thing out of the way: Yes, I did see comet Lemon (c/2025 A6). *I didn...
1 day ago
Astroblog

Thursday October 30 to Thursday November 6 - The First Quarter Moon is Thursday October 30. The Full Moon is Wednesday November 5. This a perigee ("super") Full Moon. Mercury is rising in the eveni...
2 days ago
Astro Anarchy

ICARUS, a two frame vertical panorama - In this image, I have combined my new shot of the Witch’s Broom Nebula with my recent photo *“ICARUS, the Final Flight”* to form a two-frame mosaic. I lo...
4 days ago
Oldfield's Observation Log and Astronomy Topics

20251025 Comet C/2025 A6 (LEMMON) - Finally got a clear night. Armed with my Canon 18x50 IS, I got the comet without problem. Finishing my quick dinner, pulled out my EQ mount and placed it...
5 days ago
Astronomy Resources

Astronomy Resources - *NOTE:* For the latest updates and resources please visit the following new site: http://www.AstronomyResources.info/ Astronomy Resources (AstronomyResourc...
4 weeks ago
365 Days of Astronomy

Sep 24th: Aliens & Alien Worlds - Cheap Astronomy thinks about aliens and makes an addition to the Drake equation. Are we alone, and if so can we have all the planets? The post Sep 24th: ...
5 weeks ago
The Urban Astronomer

The Most Distant Planetary Probes to leave Earth - Humans have pushed the frontiers of exploration in space by sending probes to the edge of our Solar System and beyond. Just how far have we traveled, and...
4 months ago
THE DOT IN ASTRODIGITAL.NET

Three 3.5mm wide field eyepieces - A first glance - Recently, I had the chance to test three prominent 3.5mm wide field eyepieces on a TeleVue 76 (f/6.3) apochromatic doublet equipped with a TeleVue Everbr...
5 years ago
A Babe in the Universe

Changing ‘Constants’ Are Back - A new article from “Inside Science” suggests that ‘constants’ like the speed of light could change. It also suggests that LIGO the gravitational wave detec...
6 years ago
Rick's Astronomy Journal

- *Grayscale Deep Space Image Processing [Here]* *Plain Box Atari [Here]* [image: click here] [image: click here] ©2008 Richard Murray
6 years ago
Phil's Astronomy Blog

Markarian's Chain in Virgo - My own Hubble View! These galaxies lie between 10 to 50 million light years away. How many galaxies do you see? A pretty tricky part of the sky to image, r...
7 years ago
ccd astronomy

intermezzo -
8 years ago
Mike Brown's Planets

Europa is hot! - Europa is hot right now. With the planning for the Europa Clipper mission underway and talk even of a lander, scientists are paying more attention to the l...
8 years ago
astropixie

Cosmic Vertigo - I'm pleased to announce the LAUNCH of my new space podcast, Cosmic Vertigo, made with co-host Alan Duffy and our amazing producer Joel Werner. "Do you e...
8 years ago
Eastside Astro-Blog

Last Man on the Moon: Gene Cernan 1934 - 2017 - Another space pioneer is gone. First John Glenn - first in US to orbit. Today we lost Gene Cernan - last person to walk on the moon. "As we leave the Mo...
8 years ago
Simostronomy

The New Supernovae Alphabet Soup - *This is an update of the Simostronomy blog “Supernovae Alphabet Soup” posted December 2011. Thanks to Brad Walter for the revised text.* SN 2011fe aka PT...
9 years ago
The Astronomist

If You Are Against Nuclear Power - The threat of nuclear war and the increasing rate of climate change means we must walk a thin line when it comes to nuclear power. [image: Image of a coolin...
10 years ago
Dealing with Creationism in Astronomy

Electric Universe: The Three Suns of Kristian Birkeland. I. - In the early 1900s, electromagnetism had reached the level of a well-understood phenomenon, particularly after it was placed on a firm mathematical foundat...
10 years ago
Astronomy

Astronomy in the Year 2020 - Kickstarter Project - The world of Astronomy is hitting remarkable feet. It is almost like today we are living in a science fiction film taking place in the far future. Yet, ...
10 years ago
Doncaster Astronomical Society

- Welcome to Doncaster Astronomical Society*.* Providing astronomy for the casual observer, serious enthusiast and access to the night sky using research...
11 years ago
Karah's Astronomy

About this blog - There was some really great stuff shared on this blog over the years it was active. I have been able to retrieve most of the content from the old blog and ...
11 years ago
Where the Sun hits the sky

Your Universe, October 2013 - For three days in early October, the South Cloisters and Garden Room of UCL played host to a festival of astronomy – Your Universe. Organised by Francisco ...
12 years ago
Astronomy Topic Of The Day

Voyager 1 Crosses the Heliopause and enters Interstellar Space - Voyager 1, the Intrepid little craft that has been operating flawlessly since it was launched in 1977, 36 years ago, has crossed the Heliopause and, in doi...
12 years ago
Zaitz Observatory

Comet Night! - It was Comet Night for my Astronomy Club from L'Anse Creuse North HS! What a bunch of troupers. We trekked to Grosse Pointe North HS to collaborate with t...
12 years ago
Science and Reason

- Hubble Portrays a Dusty Spiral Galaxy (9/28/12) Located about 55 million light-years from the sun and spanning about eighty thousand light-years, NGC 4183 ...
13 years ago
Astronomy & Astrophotography

Aligning of the Planets ... and Nature - Have you noticed the two bright objects in the Western sky after sunset ? They are Venus (brightest) and Jupiter, who are heading for a 'conjunction' (clos...
13 years ago
Astronomers. In the wild.

News from the solar neighborhood - The past week was a remarkable one for planetary science. Not only we had a probe arriving to an asteroid but also the solar family welcomed a new member....
14 years ago
Palomar Skies

"All Good Things . . ." - As the saying goes "All good things must come to an end" and so it is that my time here at Palomar Observatory has finally come to an end. For the last ei...
14 years ago
The Large Picture Blog

Slideshow of NASA's Stardust-NExT Mission Comet Tempel 1 Flyby - NASA's Stardust-NExT mission took this image of comet Tempel 1 at 8:38 p.m. PST (11:38 p.m. EST) on Feb 14, 2011. Credit: NASA/JPL-Caltech/Cornell
14 years ago
Dear Planetary Astronomer Mike

A 100 percent chance of life? - Karl has written asking about the recent discovery of Gliese 581g, a potentially Earth-like planet: Planetary Astronomer Mike, are there friendly aliens on...
15 years ago
top of the lawn

20101005 - Happy Anniversary Team TotL! - 05 October 2003.7 years of sidewalk astronomy, observing and sharing the Solar System and well beyond to other galaxies with Team TotL. I've had a wonderfu...
15 years ago
Richard Drumm The Astronomy Bum

Dragon*Con schedule! - I'll be at Dragon*Con in Atlanta September 3, 4 & 5. Here is my schedule, (reading it directly from my iPod). Come on by the AstroShpere New Media table and ...
15 years ago
Million of picture and news about solar system

Hubble Space Telescope - The Hubble Space Telescope (HST) is a space telescope that was carried into orbit by the space shuttle in April 1990. It is named after the American astro...
16 years ago
QUASAR9

New Evidence of Dark Matter from Hubble? - The Hubble images provide further evidence that the undisturbed galaxies are enshrouded by a "cushion" of dark matter, which protects them from their rou...
16 years ago
iNdiaN SpAcE GeNeRaTiOn

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Red Shift

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Cosmology Blogs

The Scientific Worldview

"Creation" via Destruction of the Unfit - PSI Blog 20251020 "Creation" via Destruction of the Unfit Thanks to Maximiliano Echeverri for this prompt: “In attempting to answer, Leibniz lost con...
1 week ago
Dialogos of Eide

Anne M. Andrews and Paul S. Weiss: Nanotechnology Meets Neuroscience and Medicine - (LIVE) Anne M. Andrews and Paul S. Weiss: Nanotechnology Meets Neuroscience and Medicine Dialogos of Eide
6 years ago
Science In Crisis

Berbagai Manfaat Nano Spray Buat Wajah - Beberapa manfaat produk kecantikan kini yang telah beredar di berbagai kalangan, salah satu terbaik adalah *manfaat nano spray buatwajah* yang akan membuat...
10 years ago
Neo-Cosmos

Spinning supermassive black holes part 1 - *Be sure to see the follow up paper * *http://garyakent.blogspot.com/2014/03/galactic-gravitational-fields.html * *Spinning supermassive black holes: Dark M...
11 years ago
Colliding Universes

Blog on hold till November 30 - Because I am writing a book and working for a living, I have regretfully decided that the only time management solution is to put this blog on hold until N...
14 years ago
Up

Planck Monkeys - Give a monkey a typewriter, and if you wait long enough it will type out the Complete Works of William Shakespeare.This is the infinite monkey theorem.I've...
18 years ago

Particle Physics Blogs

RESONAANCES

Both g-2 anomalies - Two months ago an experiment in Berkeley announced a new ultra-precise measurement of the fine structure constant α using interferometry techniques. This w...
7 years ago
The Eternal Universe

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