Light Pollution Increased 16% Between 2014 and 2022, Study Finds
NASA data showing light pollution increasing over time. Humans have been observing the night sky since the ancient…
Gravitational-wave constraints on the pair-instability mass gap and nuclear burning in massive stars
Gravitational-wave observations of binary black holes have opened a new window onto massive-star evolution1,2,3,4,5, but population inferences remain…
‘Cosmic lightsabers’ captured as fans celebrate Star Wars Day | National
(NASA Hubble via SWNS) In a post to social media on May 4, NASA Hubble said: “The force…
Non-Rotating Early Galaxy Is a Surprise to Astronomers
Astronomers using the James Webb Space Telescope have made a surprising discovery about a galaxy long, long ago…
The Milky Way Has a Hidden Edge and Scientists Finally Mapped It
The Milky Way’s star-forming activity ends about 40,000 light-years from its center, revealed by a surprising pattern in…
After 100 Years, Scientists Uncover Hidden Rule Governing Cosmic Rays
Cosmic rays are primarily composed of protons, but also of helium, carbon, oxygen, and iron nuclei. Credit: Chinese…
A massive and evolved slow-rotating galaxy in the early Universe
Cappellari, M. et al. The SAURON project – X. The orbital anisotropy of elliptical and lenticular galaxies: revisiting…
Asteroid Apophis to pass Earth in 2029 with no impact risk, NASA says
NASA administrator Jared Isaacman discusses Artemis II mission and future of space exploration NASA Administrator Jared Isaacman joins…
A binary star breaks the 100 TeV barrier, rewrites cosmic particle limits
For years, scientists have searched for the sources of the most energetic particles in our galaxy, cosmic rays…
Hidden rules found in Einstein’s spacetime that shape cosmic evolution
Spacetime isn’t supposed to be predictable, but scientists may have just found the rules it cannot break. In…
The Universe Is Expanding Too Fast and Scientists Can’t Explain Why
Artist’s interpretation of the cosmic distance ladder — a succession of overlapping methods used to measure distances across…
Webb Space Telescope Uncovers Unexpected Ice Clouds on a Jupiter-Like World
Artist’s impression of the planet Epsilon Indi Ab, with water clouds atop its ammonia-dominated atmosphere. Credit: E. C.…