After free-falling toward Comet 67P/Churyumov-Gerasimenko for seven hours, ESA’s Philae lander bounced on the surface twice before finally coming to rest.
A fresh look at a nagging problem — asteroids moving in comet-like orbits — concludes that asteroids must make up about 4% of the vast, distant Oort Cloud of comets.
Have you ever spotted the faint glow of the “false dawn”? Now astronomers have observed a similar light around nine nearby stars.
Rich in history, the Leonid meteor shower returns this month to light the frosty nights.
There’s more than one way to see the constellations. Here’s a look through Native American eyes.
Contributing editor Alan Dyer reviews a selection of new products unveiled at the annual Arizona Science & Astronomy Expo.
Senior contributing editor Bob Naeye reviews the much-anticipated movie’s facts and foibles.