Astronomy
- Astronomy
An amateur astronomer caught a supernova explosion on camera
An amateur astronomer has caught a supernova explosion on camera.
- Astronomy
James Webb Space Telescope challenges artists to see in infrared
Astronomy artists face new challenges in translating James Webb’s invisible data into visuals.
- Planetary Science
What will it take to go to Venus?
Undeterred by funding woes, scientists are scraping together ideas to tackle heat, pressure and acidity challenges of landing on Venus.
- Astronomy
Readers ask about supernovas, dark energy and more
Readers had questions about a supernova that continuously erupts, the difference between dark energy and dark matter, and more.
- Astronomy
SpaceX just launched its biggest rocket for the first time
SpaceX just launched the Falcon Heavy — the most powerful rocket since the Saturn V — for the first time.
- Astronomy
Some of TRAPPIST-1’s planets could have life-friendly atmospheres
The seven planets orbiting TRAPPIST-1 are probably rocky and some may have life-friendly atmospheres, two new papers suggest.
- Astronomy
Universes with no weak force might still have stars and life
An alternate universe that lacks one of the four fundamental forces might still have galaxies, stars, planets and perhaps life, a new study suggests.
- Cosmology
Readers wonder about the universe’s expansion and more
Readers had questions about the universe's accelerating expansion, a hidden void in the Great Pyramid of Giza and what happens to human waste in space.
- Astronomy
The X-ray glow keeps growing after the recent neutron star collision
X-rays from a neutron star collision have been getting brighter, and scientists are debating why.
- Astronomy
Stars with too much lithium may have stolen it
Some small stars have extra lithium before they grow old, suggesting they get extra amounts of the element from an external source.
- Astronomy
Mysterious high-energy particles could come from black hole jets
Three types of high-energy cosmic particles could all have the same source: black holes in galaxy clusters.
- Astronomy
Speed of universe’s expansion remains elusive
A discrepancy between two measures of the universe’s expansion rate suggests the presence of some unknown astronomical feature.
