New mapping of the Milky Way has uncovered a vast family tree of stellar siblings, revealing that hundreds of star clusters ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Every so often, astronomers stumble on a star that seems to ignore the rulebook, forcing them to rethink how the cosmos is ...

At least some evidence suggests that NGC 2775 developed its odd shape after merging with other galaxies eons ago. While not ...

On November 28, 1967, astronomers found the first pulsar. A pulsar is a super-dense star that rotates super fast. As the ...

Astronomers mapped supernova SN 2024ggi for the first time, revealing an elongated shockwave, challenging old stellar ...

Is the interstellar comet 3I/ATLAS spinning? That is the question currently dominating online astronomy circles, fueled by ...

The observations are the earliest yet of a supernova, revealing in detail the moment that the shockwave obliterated the star.

Cosmologists have traced the Big Bang’s earliest moments with great care, from the explosive inflation that set spacetime in motion to the period of newborn atomic nuclei known as primordial ...

This month will bring some striking celestial sights, including one of the year’s best meteor showers and a glowing ...

The powerful coronal mass ejection would have likely destroyed the atmospheres of any potentially habitable planets nearby ...

Stars usually form in clusters, which can also form in pairs or groups. Binary clusters (BCs) are defined as pairs of open ...