The shockwave Webb studied emerged from Cassiopeia A, now a neutron star, about 11,000 light-years from Earth. After the ...

Astronomers have released a set of more than a million simulated images showcasing the cosmos as NASA's upcoming Nancy Grace ...

Astronomers have released a set of more than a million simulated images showcasing the cosmos as NASA’s upcoming Nancy Grace ...

NASA's Roman Space Telescope is preparing for launch in 2027, with a mission to study distant galaxies and explore dark ...

"This is how you solve the universe-breaking problem." ...

Want to see Mars at its brightest in January? The best telescopes for seeing planets give you the clearest views of our celestial neighbors. The new year is a great time to test out your ...

It was an exciting find because it was the first time we were able to see so many individual stars far away ... the strong ...

Over 40 stars in a galaxy billions of light-years away were photographed, offering a glimpse into an era when the universe ...

Using the aging Hubble Space Telescope, Achenbach spotted an unusual spiral galaxy quasar with a visible jet. This calls into ...

NASA's James Webb Space Telescope has added another honor to its name by locating a record number of new stars in a faraway ...

Scientists will get closer to understanding dark matter by studying its gravitational effects on visible matter. And by ...

While the extra-galactic stars provided a microlensing effect, large clusters of dark matter provided a macrolensing effect.