Arrokoth is composed of two separate bodies, 3 and 9 miles across. In the distant past they rotated so slowly about each other that their mutual gravitational attraction caused them to come together ...

Mars's atmosphere and climate are impacted by interactions with solar wind, a stream of plasma comprised of protons and ...

NASA’s Goldstone Solar System Radar is closely tracking asteroid 2024 PT5 during its nearest approach to Earth, a distance ...

Do all exoplanets known as “hot” Jupiters orbit alone in their respective solar systems, as has long been observed? This is what a recent study | Space ...

"There are still many things related to planetary formation and the early evolution of young planetary systems that we don't ...

In early 2025, the night sky will offer an exceptional astronomical event. Six planets will be visible starting January 21, ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

The discovery of two new planets beyond our solar system by a team of astronomers from The University of Warwick and the ...

A six-planet alignment or parade will form an arc in the early night sky, peaking in it's visibility Jan. 17-18. We let you ...

A new study implies that in the past, moons in our solar system may have had rings just like planets do — deepening the ...

Scientists have discovered a rare six-planet system where all planets orbit their star in perfect mathematical harmony.

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun on Jan. 15. It will be visible all night long because it will rise with the ...