Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...

The article humorously portrays each planet of the solar system as different types of gym personalities. Jupiter is obsessed ...

Apropos of its reputation for living large and betting big, Jupiter is the largest planet in our solar system. In terms of nomenclature, Jupiter is the Roman equivalent of god daddy Zeus ...

NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in ...

NASA officials said what Juno spotted was 'the most powerful volcanic event ever recorded on the most volcanic world in our ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

Dec. 19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved ... Nov. 26, 2024 — Dark ovals in Jupiter's polar haze, visible only at UV wavelengths ...