Since Kepler's laws of motion dictate that celestial bodies orbit more slowly when farther from the sun, we are now moving at ...

Figuring out the ages of stars is fundamental to understanding many areas of astronomy—yet, it remains a challenge since ...

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 ...

Astronomy news always seems to break over coffee, on laptop startup. That was the case on Wednesday morning, when word of a ...

Some planets take the expression "you're your own worst enemy" to the extreme. At least, that's what astronomers found when ...

A massive object from outside the solar system is passing through, but the world is not in danger. It is a rare visitor, ...

Trundling along the ecliptic plane in Virgo, our satellite hangs near the bright star Spica in the evening sky.

The research draws on two existing approaches to better estimate stars’ ages.

This is the first evidence for a white dwarf exploding not once, but twice. The discovery could shed new light on how some ...

A groundbreaking new survey from China’s LHAASO observatory has unveiled powerful ultrahigh-energy gamma-ray emissions across ...

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

Astronomers had long been suspecting that some stars do meet their end of life with a dual detonation and new images prove ...