Europa appears to be a frozen moon orbiting deep inside Jupiter’s hostile radiation environment, but NASA observations ...

NASA's Europa Clipper mission on Monday launched a satellite to investigate Europa, Jupiter’s “mysterious moon” — a world ...

Saturn's icy moon Enceladus would theoretically be able to host some forms of microbial life, according to a scientific study ...

Looking for a sky event this week? Check out our full Sky This Week column. September 27: Catch Saturn's satellites Although ...

Ariel, one of Uranus’ moons, may once have contained a subsurface ocean more than 100 miles deep beneath its fractured icy shell. The finding, combined with similar evidence from Miranda, suggests the ...

JUICE will fine-tune its path, test instruments and study Earth and the Moon before approaching Jupiter.

Based on information released as of September 27, 2026. Dates and times are in Japan Standard Time unless otherwise noted.

ESA JUICE Earth flyby arrives Sunday, September 28 at 7:45 a.m. ET: the Jupiter-bound probe will skim 5,369 miles from Earth's surface and capture a free 2.2-mile-per-second speed boost via gravity ...

Neptune reaches opposition this evening at 10 P.M. EDT, placing the planet at its best for viewing. However, with the nearly ...

ESA] The European Space Agency’s Jupiter Icy Moons Explorer (Juice) will return to Earth on 28 September, with flight ...

The Juice probe flew past Earth again to gain speed and change course while running almost out of fuel. Why is the mission ...

Greece prepares for its first crewed space mission, with Adrianos Golemis set to become the country’s first Greek astronaut ...