The galaxies, each as vast as the Milky Way, are baffling because most scientific models for galaxy evolution suggest ...

Lightspeed travel is a popular concept in sci-fi and pop culture, but it's not a technology we are likely to see anytime soon ...

While the Hubble Space Telescope orbits Earth, the JWST orbits the sun with a keener eye for peering into deep space. “It’s more of a complement to the Hubble than it is a replacement,” said Andrew ...

It is believed that the expansion is being driven by a mysterious form of energy - called "dark energy" - that permeates ...

All the major elements of NASA’s next flagship space telescope are now under one roof as NASA says its development remains on cost and schedule.

Under Goldin's leadership, NASA launched more than a dozen successful missions, including the Mars Pathfinder, the Chandra ...

The Hubble Space Telescope has captured imagery of the most distant single star found yet. It took the light from the star 12 ...

The Nancy Grace Roman Space Telescope's Wide Field Instrument provides a field of view 100 times greater than the Hubble ...

The International Space Station - a blazing symbol of humanity’s destiny to move out across the cosmos - must be saved from ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

This Hubble Space Telescope image reveals how powerful ultraviolet light and fierce stellar winds from young, massive stars sculpt and illuminate the regions where they were born.

Astronomers have used a range of telescopes, including Hubble, to watch as particles dance around a neutron star collision ...