Astronomy
- Astronomy
Dead stars team up for supernova explosions
Three type 1a supernovas show hints of being triggered by collisions between pairs of white dwarfs.
- Science & Society
Special Report: Gravity’s Century
After years of pondering the interplay of space, time, matter and gravity, Einstein produced, in a single month, an utter transformation of science’s conception of the cosmos: the general theory of relativity.
- Astronomy
Using general relativity to magnify the cosmos
Astronomers have Einstein to thank for the tools that bring far-away galaxies and maybe even black hole collisions into view.
- Astronomy
Einstein’s genius changed science’s perception of gravity
Einstein struggled for years to solve the puzzle of general relativity. The pieces all fell into place in November 1915.
- Astronomy
First stars may lurk in our galactic neighborhood
Representatives from the first generation of stars might be hiding in our cosmic backyard, masked by interstellar pollution.
- Astronomy
This weekend, lunar eclipse coincides with supermoon
On September 27, sky gazers will be treated to a rare type of total lunar eclipse.
- Astronomy
Black hole collisions evade detection
The environment in the centers of some galaxies might inhibit gravitational waves radiating from supermassive black holes, a new study suggests.
- Astronomy
First known exoplanets have few counterparts
The first known exoplanets were discovered around pulsars — probably one of the least likely places to have been found, astronomers now say.
- Astronomy
Two stars were once considered coldest known
Two stars once thought to be the coldest known are actually scorching compared with some truly frigid brown dwarfs.
- Astronomy
Go to Green Bank to listen to the stars
Visitors to the Green Bank Telescope in West Virginia get a close-up with the world’s largest movable land object.
- Astronomy
Nearby quasar may be home to dynamic duo
A pair of black holes left over from a galaxy collision might live in the nearest quasar to Earth.
- Astronomy
Eight more galaxies found orbiting the Milky Way
The dozens of satellite galaxies that orbit the Milky Way make excellent laboratories for studying dark matter.
