Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may ...

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

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

February will be an awe-inspiring month for astronomy enthusiasts who will be able to the see the solar system's planets ...

Does our Solar System have 9 planets or only 8? Astronomers have gone back and forth on that a lot, with Pluto now being classified as a dwarf planet. However, out beyond Neptune there could be ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

Our solar system’s planets are set to align in a seven-strong planetary parade this week that will be visible in the UK night ...

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see.

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