Asteroseismologists delving into the Kepler mission’s data trove have found a star that appears to be more spherical than any natural object.
Dug out of a Texas field last year, the second-largest chondrite ever found in the U.S. has been donated to Texas Christian University.
Some daily sky events among the ever-changing Moon, planets, stars and constellations, with an eye toward goings-on in the western sky after sunset.
Although relatively obscure, this modest display is the strongest meteor shower in late November. Moonless skies make them easier to pick out.
The normally faint quasar CTA 102, once thought to harbor an advanced civilization and made famous in a 1967 song by the Byrds, is currently bright enough to see in an 8-inch telescope.
When you’re trying to pick a first telescope — for you or for somone else — you’ll get lots of hype. But by knowing just a few basics, described here by S&T‘s experts, you’ll be able to choose the one that’s right for your observing interests, lifestyle, and budget.
Human history has always been linked to the influence of distant orbits, from climate change (past and present) to our exploration of the solar system.