Newly discovered comet is likely interstellar visitor
A newly discovered comet has excited the astronomical community this week because it appears to have originated from outside the solar system. The object —...
Scientists detect a black hole ringing like a bell for the first time
'Ringing' black hole validates Einstein's general relativity 10 years ahead of schedule. For the first time, astrophysicists have heard a black hole ringing like a...
Scientists hear first overtones in the ringing of a black hole
By listening for specific tones in the gravitational waves of black hole mergers, researchers are putting Albert Einstein's theories to new tests. When two black...
Black hole at the center of our galaxy is getting hungrier
The enormous black hole at the center of our galaxy is having an unusually large meal of interstellar gas and dust, and researchers don't...
Scientists detect water vapor on habitable-zone exoplanet for the first time
K2-18b is now the only super-Earth exoplanet known to host both water and temperatures that could support life. Its size and surface gravity are much...
Rocks at asteroid impact site record first day of dinosaur extinction
When the asteroid that wiped out the dinosaurs slammed into the planet, the impact set wildfires, triggered tsunamis and blasted so much sulfur into...
Explosive nitrogen created craters that pock Saturn moon Titan
Lakes of liquid methane on the surface of Titan, Saturn's largest moon, were likely formed by explosive, pressurized nitrogen just under the moon's surface,...
Lakes on Saturn’s moon Titan are explosion craters, says study
Using radar data from NASA's Cassini spacecraft, recently published research presents a new scenario to explain why some methane-filled lakes on Saturn's moon Titan...
Afterglow of GW170817 sheds light on the origin of neutron star collisions
The final chapter of the historic detection of the powerful merger of two neutron stars in 2017 officially has been written. After the extremely bright...
Scientist hunt for a 12-billion-year-old signal that marks the end of the post Big...
Astronomers are closing in on a signal that has been travelling across the Universe for 12 billion years, bringing them nearer to understanding the...