Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on our planet, explore the wonders of our star's domain, or venture into the ...

Astronomers using data from the W. M. Keck Observatory on Maunakea in Hawaiʻi Island have identified a rare, ancient ...

A UCLA-led team has achieved the sharpest-ever view of a distant star’s disk using a groundbreaking photonic lantern device ...

They have been there for millennia, before the earth was born, taking light years to reach us. For all you know, that shining ...

Stargazers eager to catch a rare green comet in the sky tonight, Saturday, Oct. 25, are in for a double cosmic treat as Comet Lemmon and Comet SWAN are close to Earth and visible in the sky this ...

The dog collar is impeccably white, the suit perfectly pressed, the black shoes polished to a shine. In appearance, Father ...

Many scientists call Jupiter the architect of the solar system because its immense gravity influenced the orbits of other ...

It has been a few years since we’ve seen a decently bright comet grace the nighttime sky, but one is now passing through our celestial neighborhood. It certainly won’t compare to the rare cosmic ...

When astronomers spotted a glowing object racing through the solar system earlier this year, some wondered if it could be an ...

An international team of scientists has announced the discovery of three Earth-sized planets orbiting within the binary star system TOI-2267, located approximately 190 light-years from Earth. An inter ...

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

I/ATLAS puts the Planetary Defense Network on watch. NASA and ESA say no threat as IAWN drills tracking, while Harvard’s Avi Loeb raises an alien-origin idea.