Archaeologists uncover 59 sealed mummy coffins at Saqqara, Egypt, many believed to hold the remains of ancient priests. This ...

Back in 2019, a consortium of scientists predicted August 2025 as the peak of the solar activity cycle. But where are we now?

The Interstellar Mapping and Acceleration Probe (IMAP) is being launched later this month to study the outer reaches of the heliosphere which defines where our solar system ends and interstellar space ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

The Sun, the Solar System’s most powerful particle accelerator, can whip up electrons to nearly the speed of light and eject ...

A SpaceX Falcon 9 launch on Sept. 23 will send three spacecraft a million miles from Earth to map the heliosphere and expand ...

The European Space Agency-led Solar Orbiter mission has split the flood of energetic particles flung out into space from the ...

There's some bizarre action going on with 3I/ATLAS, the interstellar object which some have claimed could be an 'alien threat ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

NASA has thrown cold water on Harvard astrophysicist Avi Loeb's theory that interstellar visitor 3I/ATLAS was sent to us by ...

The coldest planet in the Solar System is Uranus, which is surprisingly colder than Neptune due to its unique internal heat ...