The Ukiah Latitude Observatory has a rich history, from its role in global scientific research to its ongoing cultural ...

An extremely slow pulsar has made scientists “slow down” their assumptions about other pulsars. The pace could be caused by a ...

Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence ...

A Triple Star System Yields an Unusual Surviving Star Unlike our Sun, which exists alone, at least half of the stars in our ...

Scientists have discovered a new type of planetary collision called “kiss-and-capture,” where Pluto and proto-Charon briefly connected and spun together before separating into their current orbital ...

Starting at 12:30 p.m. ET (1730 GMT) on Saturday (Jan. 25), astrophysicist Gianluca Masi of the Virtual Telescope Project ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...

Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...

Earth, captured once a day by the EUMETSAT meteorological satellite, have been time-lapsed. (video looped) Credit: Simon Proud / NCEO / EUMETSAT ...

January started out with a meteor shower and now has a planetary alignment in store. Here's what you'll be able to see and ...

If Henri Bergson were alive, or even remembered, they would get more. In his heyday—in the 15 years or so before the first ...