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 ...

From meteor showers to visible nebulas, August is primed to be an action-packed month for stargazers in the United States. ...