A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...
A newly discovered neutron star is behaving so strangely that it may alter our understanding of the dense remains left behind ...
In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again ...
NASA's James Webb Space Telescope, history's largest and most complex space observatory that serves thousands of ...
Astronomers used NASA's James Webb Space Telescope to reveal 44 stars in a galaxy so far away, its light dates to when the ...
"For such a faint and unknown target, we were not sure if we would get any data at all — but the strategy worked." ...
Pluto likely acquired large moon Charon in a “kiss and capture” collision billions of years ago. It may have created a ...
Using the Cerro Tololo Inter-American Observatory (CTIO), an international team of astronomers have performed deep optical ...