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 ...

Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was made ...

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

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 ...

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.

The Hubble Space Telescope has captured imagery of spiral galaxy UGC 2890 ... Mike McDaniel warns Tua Tagovailoa after ...

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

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 ...

The skies over Iowa recently have been filled with Northern Lights on many nights and a comet, C/2023 A3 (Tsuchinshan-ATLAS) ...