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.

May 2005
Arp 299
Astronomers find a second supernova cluster in colliding galaxy Arp 299.
By Francis Reddy
Published: May 31, 2005
Air shower simulation
By combining radio and astroparticle data, astrophysicists hope to solve a few more astronomical puzzles.
By Liz Kruesi
Published: May 27, 2005
Odin - OSIRIS
A radio space telescope detects stellar building blocks inside the Orion Nebula.
By Andrew Fazekas
Published: May 27, 2005
Jovian moon Amalthea
Jupiter's inner moon is less dense than frozen water.
By Robert Burnham
Published: May 27, 2005
Hale-Bopp
Here's how to see a comet around another star.
By Ken Croswell
Published: May 27, 2005
Voyager spacecraft
After nearly 30 years in space, the Voyager 1 spacecraft has entered the solar system's final frontier.
By Jeremy McGovern
Published: May 27, 2005
Spirit finds layered terrain, while Opportunity spins its wheels in a sand trap.
By Francis Reddy
Published: May 26, 2005
Hubble views WR 124
Canada's space telescope snares stellar and exoplanetary surprises.
By Andrew Fazekas
Published: May 26, 2005
Neutron star merges with a black hole
New research finds black holes gobble neutron stars in one quick gulp.
Robert Adler
Published: May 26, 2005
2004 MN4 impact tsunami simulation
The now-famous asteroid 2004 MN4 will pass near a 600-yard patch of space that could deflect the rock enough for a 2036 Earth impact.
By Bill Cooke
Published: May 26, 2005
Supernova 1987A Rings
Cosmologists propose a new way to probe dark energy.
By Andrew Fazekas
Published: May 26, 2005
Solar sail in orbit
New NASA contest, solar sail spacecraft, GRB heat, and more
Published: May 23, 2005
Planet discoverers
Planet-hunters have found another new world by using a technique called gravitational microlensing.
By William Schomaker
Published: May 23, 2005
Antares and the Moon
The red supergiant star Anatares will be blocked from view by the Moon during the early morning hours of May 24.
By Editors of Astronomy magazine
Published: May 20, 2005
ANTARES neutrino detector
Young pulsars may gleam brightly for the latest generation of neutrino detectors.
By Francis Reddy
Published: May 20, 2005
Titan's young active surface
Cassini's radar peers through Titan's smog.
Robert Adler
Published: May 18, 2005
Phoebe layered crater
Cassini's close look at the moon last year prompts planetary scientsts to conclude Phoebe was born in the Kuiper Belt.
Robert Adler
Published: May 16, 2005
RY Tau
Canadian amateur astronomers receive rare opportunity: an observing session with a giant telescope.
By Jeremy McGovern
Published: May 16, 2005
S/2005 S1 makes waves
Cassini returns images of a moon embedded in Saturn's rings while mission scientists confirm Phoebe's kinship with the Kuiper Belt.
By Francis Reddy
Published: May 12, 2005
Orion cluster in X-rays
Rocky planets growing in dusty disks around newborn stars need some high-energy stellar outbursts to survive.
By Robert Burnham
Published: May 11, 2005
Auroral view from Ontario
Heavenly signs that scared Roman rulers help astronomers study the Sun.
Bas den Hond
Published: May 10, 2005
Mars Polar Lander
A long-lost NASA spacecraft may have been imaged where it crash-landed on Mars nearly 6 years ago.
By Robert Burnham
Published: May 9, 2005
Joe Gafford
Couldn't make it to the 2005 Texas Star Party? Don't worry, two dedicated skygazers will fill you in on the TSP highlights.
Jay Ballauer and Jeff Barton
Published: May 8, 2005
Earthshine on the Moon
Earth light reflected off the Moon serves as an exoplanet stand-in.
By Francis Reddy
Published: May 6, 2005
S/2004 S 11
Earth-based astronomers have discovered 12 new moons orbiting far from Saturn, while the Cassini spacecraft takes a close look at one of the ringed planet's innermost moons.
By Richard Talcott
Published: May 5, 2005
Exoplanet around brown dwarf 2M1207?
Astronomers confirm a faint speck imaged near a brown dwarf in April 2004 is the first picture of a planet beyond our solar system.
By Michael E. Bakich
Published: May 3, 2005
2005 Eta Aquarid shower
Warmer weather means more observers will grab a lawn chair, head to a dark site, and watch for shooting stars.
By Michael E. Bakich
Published: May 3, 2005
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