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.

April 2006
The annual event encourages individuals and businesses to turn off their outdoor lights and turn on to astronomy this weekend.
By Laura Layton
Published: April 27, 2006
Yerkes Observatory
Despite months of contemplation, the University of Chicago hasn't sold the historic observatory.
By Jeremy McGovern
Published: April 27, 2006
M82
The famous space telescope struts its stuff as another year passes by.
By Laura Baird
Published: April 26, 2006
Dusty debris
Planet formation around pulsars — supernova remnants — may be more common than previously thought
By Laura Layton
Published: April 21, 2006
GMT mirror 1 takes shape
The Australian National University has joined an international partnership to build a giant telescope.
By Jeremy McGovern
Published: April 20, 2006
COSMIC data points
Satellites now orbiting Earth will monitor our atmosphere and space weather.
By Laura Baird
Published: April 20, 2006
Lyrid impacts
This weekend's Lyrid meteor shower offers a chance to witness impacts on the Moon.
By Francis Reddy
Published: April 19, 2006
galaxy candidate
A radio astronomy survey uncovers a dark-galaxy candidate in Aries the Ram.
By Laura Layton
Published: April 14, 2006
Crash Impactor
NASA's Lunar Crater Observation and Sensing Satellite will venture to the Moon to search for water ice.
By Jeremy McGovern
Published: April 13, 2006
VIRTIS composite
Images taken in the spacecraft's first orbit show Venus in unexpected detail.
By Francis Reddy
Published: April 13, 2006
Prometheus and f ring
Saturn's moon Prometheus borrows material from the planet's faint F ring.
By Andrew Fazekas
Published: April 12, 2006
Venus Express arrives at Venus
Europe's Venus Express spacecraft enters Venus orbit, ending a 12-year lull in close-up study of the planet.
By Francis Reddy
Published: April 11, 2006
Europa
Scientists make plans to explore Jupiter's moon Europa for signs of life.
By Bruce Moomaw
Published: April 11, 2006
Mercury impact simulation
Computer models suggest a giant impact shattered Mercury and showered Earth and Venus with debris.
By Francis Reddy
Published: April 5, 2006
main-belt comets
Three objects in the asteroid belt constitute a new class of comets, say astronomers.
By Francis Reddy
Published: April 3, 2006
Kebira Crater
Discovery of the Kebira impact crater confirms silica glass strewn over southwestern Egypt formed when a meteor collided with Earth millions of years ago.
By Laura Layton
Published: April 1, 2006
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