NASA has released the first radar images from a new Earth-mapping satellite showing the Maine coast and Minnesota farmland in incredible detail.

NASA has discovered an interstellar comet that's wandered into our backyard.

Venus will pass between the Earth and sun during what’s called an inferior conjunction.

A new study suggests Mars may be drenched beneath its surface, with enough water hiding in the cracks of underground rocks to form a global ocean.

The Webb Space Telescope has found no evidence of an atmosphere at one of the seven rocky, Earth-sized planets orbiting a nearby star.