Year of the Comet
Comet C/2011 L4 (PANSTARRS)

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Astronomy News

Your online destination for news articles on planets, cosmology, NASA, space missions, and more. You’ll also find information on how to observe upcoming visible sky events such as meteor showers, solar and lunar eclipses, key planetary appearances, comets, and asteroids.

July 2005
Discovery nose-on
Foam shed during Discovery's launch puts future flights on indefinite hold.
By Francis Reddy
Published: July 29, 2005
M51
Teachers spy supernova, Apollo anniversary, satellite reaches orbit, and more
Published: July 28, 2005
Slurry dump at Whipple Observatory, July 16, 2005
Storms drenched a forest fire that approached within half a mile of the Whipple Observatory.
By Francis Reddy
Published: July 27, 2005
Sirius
Sirius, the brightest star in the night sky, used to be even brighter.
By Ken Croswell
Published: July 27, 2005
Shuttle launch
The space shuttle Discovery launches successfully.
Bill McCoy
Published: July 26, 2005
Envisioning DCT
Construction of the Discovery Channel Telescope kicks off with this week's groundbreaking ceremony outside Happy Jack, Arizona.
By Matthew Quandt
Published: July 22, 2005
SDSS images NGC 2420
With a 3-year extension just approved for the Sloan Digital Sky Survey, astrophysicists see a universe of possibilities.
By Liz Kruesi
Published: July 22, 2005
Discovery wiring tests
NASA engineers believe they understand the spacecraft's fuel-sensor problem well enough to start a countdown for a Tuesday launch.
By Francis Reddy
Published: July 21, 2005
Pluto
A recent multi-telescope observation of Charon passing in front of a distant star will help astronomers' understanding of Pluto's moon.
By Matthew Quandt
Published: July 21, 2005
Titan aerial survey
Scientists ponder distant solar-system destinations for spacecraft.
By Michael Carroll
Published: July 20, 2005
Discovery remains on the pad
A faulty fuel sensor keeps Discovery on the ground.
Bill McCoy
Published: July 19, 2005
The Crab Nebula, infrared and optical composite
The first high-resolution infrared images of the Crab Nebula highlight a dusty puzzle.
By Francis Reddy
Published: July 14, 2005
Triple suns
Three bright suns populate the sky of a newly discovered extrasolar planet.
By Jeremy McGovern
Published: July 13, 2005
M33 (Triangulum Galaxy)
Astronomers are chronicling an unstable star doing unusual things.
By Michael E. Bakich
Published: July 7, 2005
Impact plus 67 seconds
The first mission to crash into a comet is an unqualified success.
By Francis Reddy
Published: July 4, 2005
SEARCH SITE
Subscriber Only Access
Subscriber Only Content
Look for this icon. This denotes premium subscriber content. Learn more »
Become a Member of Astronomy.com
Register today for access to more valuable resource information.
Interact in our forums, comment on articles, receive our newsletter and much more!
Not a member?
Subscriber and Member Login
Password
Remember me