Scientists find three planets that will be swallowed by their stars
Astronomers recently discovered three planets orbiting dangerously close to stars nearing the ends of their lives.
Out of the thousands of extrasolar planets found so...
How the Milky Way ‘ate’ smaller star clusters and galaxies
Astronomers are one step closer to revealing dark matter enveloping our Milky Way galaxy, thanks to a new map of twelve streams of stars...
Scientists find potential clue to reionization of universe
About 400,000 years after the universe was created began a period called "The Epoch of Reionization."
During this time, the once hotter universe began to...
Scientists find an eccentric exoplanet
“Red dwarfs” are small stars and thus much cooler than our Sun.
Around stars like these, liquid water is possible on planets much closer to...
What it’s like to work at the bottom of the Earth
When your workplace is the South Pole, things can get a little unusual.
Light emitted billions of years ago could help solve enduring mysteries about...
Scientists capture red supergiant’s death throes for the first time
For the first time ever, astronomers have imaged in real time the dramatic end to a red supergiant’s life — watching the massive star’s...
Why Earth didn’t grow to super-Earth in early solar system
Before the solar system had planets, the sun had rings — bands of dust and gas similar to Saturn’s rings — that likely played...
Our Milky Way may be more fluffy, less wiry, shows study
Our Milky Way has long been known to be a spiral galaxy, shaped much like a fried egg with a bulbous central bulge and...
How do the James Webb Space Telescope’s infrared eyes work
The technology onboard NASA’s James Webb Space Telescope, which launched on December 26, makes it the most powerful space telescope in history.
University of Arizona...
This Mars-sized planet orbits extremely close to its host star
The planetary nature of a Mars-sized object orbiting extremely closely to an M-dwarf star has been validated using the Penn State Habitable-zone Planet Finder...