The moon's ascending node (the point in the sky where its orbit crosses the ecliptic from south to north) is moving westward ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

Featuring the world’s largest digital camera, the Vera C. Rubin Observatory will capture these mysterious phenomena in more ...

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

Astronomers have identified a quasar that may help explain how the universe’s “dark ages” finally ended. Astronomers have ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

In a groundbreaking discovery, astronomers have traced a fast radio burst, or FRB, to the outskirts of an ancient, quiescent elliptical galaxy.

An asteroid first spotted in December has a 1.2% chance of hitting Earth in 2032. Scientists are tracking the space rock to learn more about its size and trajectory.

A new asteroid, named 2024 YR4, has been spotted with astronomers closely monitoring it as it could hit Earth in December of 2032.

Rare ultra-faint dwarf galaxies beyond the influence of other galaxies show evidence that star formation was stifled long ago ...

Two new papers describe hints to a brine-filled environment on the 4.5-billion-year-old space rock and the presence of amino ...

Straight south in the early evening is the familiar constellation Orion. Above Orion, to the northeast, the constellation ...