Astronomers bid an emotional farewell to Gaia, expressing their gratitude for its more than decade-long mission that gave us ...

A brand new NASA space observatory, SPHEREx, has taken its first test images a few weeks after its launch on March 11, and ...

Astronomers studying the largest-ever map of the cosmos have found hints that our best understanding ... which describes the vacuum of space as filled with a sea of quantum fields that fluctuate, ...

SPHEREx will begin routine science operations in late April, NASA said. At that time, the space telescope will begin taking ...

New results from the Dark Energy Spectroscopic Instrument (DESI) suggest that the unknown force accelerating the expansion of ...

The final messages sent to Gaia will continue to be carried out into space as the observatory sleeps, and as data from it ...

The finest ever map of the cosmic microwave background - the faint evidence of the universe's early form - has yielded ...

We know more about the Moon’s surface than Earth’s ocean floor — but that’s changing fast. A NASA-supported team used a ...

More accurate maps based on data from the SWOT mission can improve underwater navigation and result in greater knowledge of ...

The Dark Energy Spectroscopic Instrument maps the night sky from the Nicholas ... In the aftermath of the Big Bang, this energy increases as space expands, creating more vacuum and more energy ...