Astronomers studying the remnant SNR 0509-67.5 have finally caught a white dwarf in the act of a rare “double-detonation” supernova, where an initial helium blast on the star’s surface triggers a ...

The shattered star at the center was once a white dwarf, a stellar ember no larger than Earth, yet almost as heavy as the Sun ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

By studying faint vibrations within stars, scientists using the Keck Planet Finder have discovered internal features that ...

"The best time to see the Milky Way in (Massachusetts) is from March to September," according to the Capture the Atlas ...

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

When astronomers first discovered exoplanets, they found massive ones orbiting large stars. The technology to detect smaller planets around low-mass, dim red dwarfs took time to develop. By the ...

Have you ever wondered how long whales are pregnant? With the massive size of whale babies, it comes as no surprise that ...

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

Think you know Pluto? Think again. From its mysterious orbit to why it’s so hard to spot - even with Hubble - this video ...

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.