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 — After spending eight months on a Japanese space expedition, a cherry pit that's now four years old has mysteriously blossomed six years before it was due.
Apr 15, 2014 — The Cassini spacecraft spotted a disturbance in the sixth planet's outermost main ring that is thought to be caused by a tiny moon.
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 — Audie Cornish speaks with Fred Espenak, scientist emeritus at NASA Goddard, also known as "Mr. Eclipse," about the lunar eclipse that will happen Monday night.
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.
Apr 11, 2014 — The lunar eclipse peaks late Monday or early Tuesday, depending on your time zone. It begins a so-called tetrad of four eclipses occurring roughly six months apart.
Apr 8, 2014 — Scientist Lawrence Krauss says clips of him were "mined" to lend credibility to The Principle, a film he describes as "stupid" and "unbelievable."
Apr 8, 2014 — NASA says the Western Pacific island of Nishino-shima has merged with its newly created volcanic companion, forming one larger landmass.
Apr 4, 2014 — There's a large body of liquid water under the moon's south pole, according to new research. Perhaps most exciting to scientists is that where there's liquid water, there just might be life.