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.

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

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

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 ...

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

NASA has used a tool that was never meant to be used to study other cosmic bodies, but the space agency used it to see the ...

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.

NASA's Europa Clipper nailed a major radar test during a Mars flyby, proving it’s ready to peer into Europa’s mysterious icy shell and search for underground oceans.

Launched in October 2024, Europa Clipper is on a 1.8-billion-mile (2.9-billion-kilometer) journey to study Jupiter and its moons. On March 1, it flew within 550 miles (884 kilometers) of Mars' surface ...

Venus and Jupiter shine together in a rare, close morning conjunction this August. The Perseid meteor shower is dimmed by ...