April 22 is traditionally known as Earth Day, the occasion where we pause as temporary travelers on our 'blue marble' to ...

Hubble Space Telescope and European Southern Observatory VISTA telescope and GALEX telescope, shows the end of life for a white dwarf star and possibly a planet. | Credit: X-ray: NASA/CXC/SAO/Univ ...

At the left, an enhanced-color image of Neptune from NASA’s Hubble Space Telescope. At the right, that image is combined with data from NASA’s James Webb Space Telescope to show auroras ...