Mars Is Here!
The Red Planet is now nearly as bright — and appears nearly as big through a telescope — as it will any time this year.
The Amazing Comet Holmes
It may be dimming, but Comet Holmes is still unbelievably big and bright.
Call for Images of Venus
Venus Express project scientists are inviting amateur and professional astronomers to contribute Earth-based images of the planet made at infrared, visible, and ultraviolet wavelengths.
Comet Holmes: A Halloween Treat!
Greet your trick-or-treaters with two Halloween treats: a bit of candy and a view of Comet Holmes.
Comet Holmes Beckons Skygazers Worldwide
As of January 4th the comet, ever-enlarging and thinning, is still in naked-eye view — but only if you have a fairly dark-sky site. Use binoculars to follow its next moves.
Aurigids Aplenty!
Just as predicted, the Aurigid shower delivered a burst of meteors created by particles shed by a comet more than 2,000 years ago.
Moonset Eclipse
Missing totality makes an eclipse's partial phase all the more rewarding.
Vesta Visits Jupiter
The brightest asteroid swings by the King of Planets from August 28th to the 31st.
Lunar Eclipse on August 28th
Catch the Moon in eclipse before sunrise on August 28th.
Mercury Meets the Twins
In the early morning hours of August 1st, you can see Mercury in the constellation Gemini.
Jupiter's Circulating Current
Amateurs capture Jupiter's spots in the act of jumping belts.
Dust Continues to Blanket Mars
Dust storms have curtailed all rover activity for nearly a month.
The End of the Rovers?
The dust clouds on Mars are blocking out so much sunlight that the Mars Exploration Rovers may not survive until the storm blows over.
Star Cluster/Comet Encounter
On Sunday evening Comet LINEAR (C/2006 VZ13) passes within kissing distance of the great globular star cluster Messier 3.
A Ringside View of Uranus
Astronomers have assembled an armada of telescopes to observe Uranus in a way that hasn't been possible since the 1960s.
Mercury in the Morning
The innermost planet makes a fine appearance in the eastern sky during the last two weeks of July.
Galaxies and Clusters and Comet, Oh My!
A summer night in the Boston exurbs proves surprisingly rewarding.
Martian Dustup Has an Impact
As a storm rages in Mars's atmosphere, two rovers on the surface and three orbiters above wait for the dust to settle.