Deep-sky objects shine and the giant planets show off their satellites as the bright light from the Moon disappears from our ...

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

First-magnitude Saturn crosses into Pisces today, readily visible to the naked eye as the brightest light in the southwestern sky as it sinks slowly toward the horizon a few hours after sunset. You’ll ...

The Schmidts' philanthropic research organization will build a 3-meter space telescope and fund three ground-based facilities.

This famous asterism at the heart of the Strongman is visible in the early-morning sky this month before sunrise.

The celestial object described is an open cluster, NGC 7789, possessing an apparent magnitude of 6.7 and located between 5th-magnitude Sigma Cassiopeiae and 6th-magnitude Rho Cas, known by several ...

While late M-stars are the easiest places to find Earth-sized planets, a new study suggests they are biological dead ends where animal life may never find enough fuel to evolve.

Astronomers have discovered a rare starless galaxy-like cloud known as a RELHIC, providing the strongest evidence yet for a cornerstone prediction of the Lambda CDM model: that many small dark matter ...

When the Huygens probe dropped into Titan’s atmosphere on Jan. 14, 2005, no one knew what to expect. For landings on Mars or the Moon, mission scientists plotted out landing sites with meticulous care ...

NASA for the first time has announced launch windows for the first crewed spaceflight beyond Earth orbit in more than half a century. The space agency on Friday said it is making final preparations ...

At the 247th meeting of the American Astronomical Society, this one held in Phoenix on January 4-8, Andrea Dupree of the Center for Astrophysics|Harvard & Smithsonian presented a talk entitled, ...