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Looking for a sky event this week? Check out our full Sky This Week column. October 10: Spot Ceres in Cetus Last week, Io and Europa took a trip together across Jupiter, transiting the planet with ...

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

Sky This Week is brought to you in part by Celestron. Friday, October 10The Moon passes 5° north of Uranus at 5 A.M. EDT. The ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Jupiter, the largest planet orbiting the sun, used to be much bigger and ...

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 ...

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, ...

"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 ...

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 ...

WASHINGTON (Reuters) -Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star.

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 ...