The Nancy Grace Roman Space Telescope, set to launch in May 2027 with a 288MP camera, will “unveil the cosmos to the edge of the observable universe” ...

When it launched the James Webb Space Telescope on Christmas Day in 2021, NASA advertised it as the most advanced that was ever made. Coincidentally, it is also the most expensive telescope ever made, ...

Add Yahoo as a preferred source to see more of our stories on Google. Two more of NASA's space telescopes recently got another look at comet 3I/ATLAS, a captivating interstellar interloper that first ...

Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...

The Nancy Grace Roman Space Telescope has quietly crossed a threshold that turns a long‑planned mission into a near‑term reality: construction is complete and the observatory is entering its final ...

Astronomers using the James Webb Space Telescope have uncovered mysterious “little red dots” that may not be galaxies at all, but a whole new type of object: black hole stars. These fiery spheres, ...

One year after the James Webb Space Telescope launch, astronomers round up some of the telescope's most exciting discoveries. How the James Webb Space Telescope transformed astronomy this year ARI ...

When NASA launched its $10 billion James Webb Space Telescope in 2021, scientists hailed the mission as the greatest achievement of its kind in over three decades. Soon, however, scientists noticed a ...