NASA's Juno spacecraft captured this view of Thebe, the second largest of Jupiter's inner moons, during a close pass on May 1, 2026. The spacecraft's Stellar Reference Unit (SRU) captured this image ...

The atmosphere is between 5 million and 10 million times thinner than Earth's atmosphere. A very small body, far from the sun ...

Across the Milky Way galaxy, a planetary odd couple is circling a star some 190 light years from Earth. A normally "lonely" ...

The Eta Aquarid meteor shower peaks this week, but will you be able to see it?

While Galileo's observations killed off the old model, we would need to wait centuries for conclusive evidence that Earth ...