Instead, scientists are looking into existing spacecraft already in orbit around other planets. Harvard Professor Avi Loeb ...

The Hubble Space Telescope captured imagery of Jupiter and its Great Red Spot in 2023 and 2024. Credit: NASA, ESA, J.

The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.

Avi Loeb suggested that NASA may have rushed to conclusions by ruling out the possibility of an artificial aircraft.

On the early morning of August 8, Jupiter's four largest moons will align, offering a spectacular view for stargazers in the U.S.

Jupiter and Venus, the two brightest planets in our solar system, should be widely visible for much of August in Florida and ...

American space agency NASA says it used the gravity assist maneuver the Europa Clipper conducted back in March to test the ...

A massive, fast-orbiting planet is inching closer to its star, and scientists now have direct evidence of its impending ...

NASA’s Europa Clipper spacecraft just aced a key radar test while flying past Mars, proving its ability to detect structures ...

Built by Lockheed Martin and operated by NASA’s Jet Propulsion Laboratory, Juno launched from Cape Canaveral on Aug. 5, 2011, ...

Highlights include a morning meetup between Jupiter and Venus, a chance to see the Perseid meteor shower, and a window into our own sun's destiny.