Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

Interstellar object headed towards Mars, but poses no threat to Earth, says head of planetary defence at the ESA.

Astronomers have discovered a new object that originated outside of our Solar System — only the third to be found.

Jupiter is the largest planet in our solar system, and it has 79 moons! That's more moons than any other planet. Venus is the hottest planet in our solar system, with surface temperatures that can ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Jupiter: The largest planet in our solar system. This stunning image of Jupiter, taken by the Hubble Space Telescope, was captured on Aug. 25, 2020 and shows ripples in the planet's atmosphere, ...

Our moon is the only other place in the solar system that that humans have visited. It's a cold round rock possessing caches of frozen water. Our moon orbits the Earth about once every 27 days at ...

Between February 25 and February 28, all seven planets in our solar system will be visible in the night sky. It's known as a planetary parade. You'll need a telescope for some of them, but you ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

Some may remember that Pluto was once considered our solar system’s ninth planet until it was demoted to dwarf planet in 2006, when scientists began to realize how many planetary bodies exist ...

Our solar system right now looks nothing like what it originally looked like," Pitts said. "Look at a solar system like this one, where the planets are in this nice synchronicity and look at a ...

Planet Nine, seen in this illustration, might be one of two additional worlds in our solar system. Caltech/R. Hurt (IPAC) ...