The Smithsonian could lose the iconic space shuttle Discovery to Texas as part of President Donald Trump's massive tax and spending bill.

Thomas Mulligan explains how the Hubble Space Telescope helped establish the universe’s age at 13.8 billion years.

The Hubble Space Telescope has caputured new imagery of 9.5 light-years tall portion the Eagle Nebula, located 7000 ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...