The newest scans of the mysterious visitor heading toward Earth have revealed that it's not like any other space object we've ...

Astronomers identified what they believed was a lone brown dwarf orbiting a bright single star. Then they looked more closely.

In the past decade, the European Space Agency's Gaia space telescope has revealed the nature, history, and behavior of ...

A new analysis of the EHT reveals that Sagittarius A*, the central black hole of the Milky Way, is spinning rapidly and ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

Tucked away in the northern reaches of Potter County sits Cherry Springs State Park, a modest 82-acre slice of Pennsylvania wilderness that delivers an astronomical experience unlike anything else ...

Scientists for the first time have spotted the insides of a dying star as it exploded, offering a rare peek into stellar ...

Other good stops for stargazing are on Palomar Mountain, “especially going down East Grade Road and overlooking Lake Henshaw.

High in the Milky Way, a dying giant has thrown astronomers a cosmic curveball. A star known as DFK 52, sitting in the massive Stephenson 2 cluster about 19,000 light-years away, has been caught ...

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its ...

Astrophysicist Edwin Hubble was offered a staff position at the Mount Wilson Observatory in 1919 by the founder and director ...

Massive stars like these are also key players in the cosmic drama of gravitational waves, the ripples in space-time first ...