The Virtual Telescope Project will host a free livestream starting at 11 p.m. EST on Dec. 18 (0400 GMT on Dec. 19), sharing ...

Satellite streaks could spoil about one in three Hubble images, even when the telescope stays above Earth's weather.

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth this week on Dec. 19, 2025. Here's the latest news ...

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...