Latest about Solar System
You can see a giant 'hole' shoot across Saturn this summer — and it won't happen again until 2040
There will be several chances to see the shadow of Saturn's largest moon, Titan, pass across the ringed planet's Earth-facing surface over the next few months. The rare spectacle is only visible every 15 years.
James Webb telescope discovers its first planet — a Saturn-size 'shepherd' still glowing red hot from its formation
Nestled inside a planetary ring 110 light-years from Earth, a planet spotted by the James Webb telescope is the lightest exoplanet ever detected.
NASA spots Martian volcano twice the height of Mount Everest bursting through the morning clouds: Space photo of the week
A new panorama from NASA's Mars Odyssey orbiter shows Arsia Mons, one of the largest volcanoes on Mars, rising above a thick blanket of clouds before dawn.
Surprised scientists discover the 'dark sides' of Uranus' moons are the wrong way around
Researchers armed with the Hubble Space Telescope have revealed that some of Uranus' largest moons have one side brighter than the other — but not the side they were expecting.
Does light lose energy as it crosses the universe?
The speed of light is the fastest anything can travel. What happens to a photon from a galaxy 25 million light years away on its journey toward Earth?
New dwarf planet discovered beyond the orbit of Neptune
Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond Neptune, it orbits the sun every 25,000 years.
Jupiter is shrinking and used to be twice as big, mind-boggling study reveals
Astronomers have calculated that the gas giant Jupiter used to be twice as big as it is now, based on the odd orbits of two of its many moons.
A whole 'population' of minimoons may be lurking near Earth, researchers say
The discovery of 2024 PT5, a small, rocky body dubbed a "minimoon" during its discovery last year, hints at a hidden population of lunar fragments traveling near Earth.
