Aug 22, 2014 — Looking for extraterrestrial smog may be a good way to search for alien intelligence, according to a Harvard researcher.
Aug 5, 2014 — The European Rosetta mission arrives at its target comet Wednesday morning. In the coming months, its lander unit will harpoon the space rock.
Jul 12, 2014 — This summer, the moon will reach "super" status — turning full at its closest point to the Earth — no fewer than three times. The first supermoon appears Saturday.
Jun 23, 2014 — On Titan, summer is almost three years away. But in a dark, placid ocean of natural gas, scientists have spotted something that could be the first inkling of springtime.
Jun 20, 2014 — A team claiming to have spied the earliest moments of the universe may have actually seen little more than galactic dust.
May 28, 2014 — For a few hours Tuesday, cosmic storm chasers thought they'd detected a huge explosion in the Andromeda galaxy.
May 16, 2014 — With an expensive communication satellite as its payload, a Russian Proton-M rocket broke apart during its third stage last night. The unmanned rocket failed at an altitude of 100 miles.
Apr 17, 2014 — Kepler-186f is almost the same size as Earth, and it orbits in its star's "Goldilocks zone"— where temperatures may be just right for life. But much is unknown because it's also 500 light-years away.
Apr 15, 2014 — The view was great across much of the Americas early Tuesday as the moon turned red during a total lunar eclipse. If you missed it, the next one comes on Oct. 8.
Apr 14, 2014 — The weather may play havoc with the sky-watching on the East Coast, though much of the Midwest and West ought to get a good view.