New simulations reveal the hidden forces shaping ‘snowman’ worlds beyond Neptune
On a frigid orbit beyond Neptune, some of the solar system’s smallest worlds project a strange silhouette. Two…
How to View the ‘Blood Moon’ Total Lunar Eclipse on March 3
The first major astronomical event visible in 2026 is a total lunar eclipse, or “blood moon.” This phenomenon…
A Galaxy Composed Almost Entirely of Dark Matter Has Been Confirmed
Astronomers have just identified what appears to be a cosmic anomaly: a faint galaxy with so few visible…
Hubble captures a dramatic light show around a dying star
ⓘ NASA An Image of Hubble in orbit Hubble provided the clearest image yet of the youngest and…
Scientists find a freezing cold “Earth”
From NASA’s retired Kepler Space Telescope data, an international science team has found a candidate exoplanet that is…
The Milky Way’s core may be dense dark matter, not a black hole
For decades, scientists have theorized that the Milky Way Galaxy’s supermassive black hole, known as Sagittarius A* (Sgr…
Astronomers Are Closing In on the Kuiper Belt’s Secrets
Out beyond the orbit of Neptune lies an expansive ring of ancient relics, dynamical enigmas, and possibly a…
Scientists show how to narrow the hunt for merging giant black holes
Somewhere in the universe, enormous black holes are circling each other so slowly that their motion can’t be…
Particle accelerator helps reveal lost 2,000-year-old Greek star map
Ancient Greek astronomers made important observations regarding the night sky long before the first telescope was invented in…
Scientists trace 3,000-light year cosmic jet to first black hole ever imaged
Scientists have traced a 3,000-light-year-long cosmic jet streaming out from the first black hole ever imaged to its…
NASA finds what possibly happens milliseconds before neutron star collisions
When a neutron star merger occurs, it produces one of the most powerful explosions in the universe —…
Webb’s 255-hour-long observation reveals invisible dark matter in a map area containing nearly 800,000 galaxies
As part of the Cosmic Evolution Survey (COSMOS) project, Webb captured an area of the sky located in…