A team of international astronomers, including a University of Michigan doctoral student, were the first to publish the ...

Two meteorites found in the Sahara in 2023 might be from Mercury, a study suggests, but doubts remain due to how little is ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

In a historic milestone for space exploration, NASA’s Parker Solar Probe has delivered the closest-ever images of the Sun — a blistering 3.8 million miles from its roiling surface. The new images ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

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

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

Newly released imagery from NASA shows the Sun's corona in stunning detail after the Parker Solar probe performed its closest-ever flyby.

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...