What is a blazar? Its high-energy flares could unlock the foundations of the universe
How 300 scientists in 12 countries across four continents detected one of the universe's most elusive particles.
‘Oumuamua, the first known interstellar visitor, is just a comet
Oumuamua is almost certainly a comet, albeit one fittingly alien from those we find orbiting the sun, according to a new study published Wednesday.
Hayabusa2, a Japanese spacecraft, arrives at Ryugu asteroid to retrieve minerals
If all goes according to plan, two spacecraft will commence close encounters with two asteroids by the end of August, in order to retrieve organic materials dating back to the solar system’s birth.
This stunning map of the Milky Way pinpoints more than 1 billion stars
The European Space Agency’s Gaia mission has released a catalog, the most detailed to date, of more than 1.5 billion stars in the Milky Way galaxy.
Stephen Hawking, one of the world's most recognizable scientists, died early Wednesday morning. He was 76.
Astronomers witnessed for the first time ever a rare collision of two dense neutron stars. The discovery began with an instrument called LIGO, which won this year’s Nobel Prize for its discovery of gravitational waves once predicted by Albert Einstein.
Astronomers have discovered a collision of neutron stars that released both a stream of gravitational waves and a flash of light, backing one of Einstein's theories.
An international team has tipped the debate on the origins of the solar system with the discovery of one of the oldest known asteroid families.
Rather than expose whether celestial objects need to go on a diet, this new weight scale offers a chance to learn more about the life cycle of stars, including our sun.
