Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

CLEVELAND — With so much focus on the total solar eclipse right now, I thought some stellar solar system facts would shake up your universe. Let me take you back to grade school and the solar system ...

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

"Astronomers have been searching for exoplanets that are likely precursors to hot Jupiters for more than two decades, so I was very surprised — and excited — to find one." When you purchase through ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya Oleksuik Jupiter, the ...

The early solar system is still a bit of a mystery to scientists, but the secret to learning Jupiter's origins might be ...

CAPE CANAVERAL, Fla. — Mars and Jupiter will give sky watchers an optical illusion this week as they reach the minimum amount of separation in their orbits. On Wednesday, the two planets, the fourth ...

Berkeley — A bound pair of icy comets similar to the dirty snowballs circling outside the orbit of Neptune has been found lurking in the shadow of Jupiter. Astronomers at the University of California, ...

Twelve new moons orbiting Jupiter have been found — 11 “normal” outer moons, and one that they’re calling an “oddball.” This brings Jupiter’s total number of known moons to a whopping 79 — the most of ...

CAPE CANAVERAL, Fla. (AP) — Mars and Jupiter are cozying up in the night sky for their closest rendezvous this decade. They’ll be so close Wednesday, at least from our perspective, that just a sliver ...