Supernova archaeology: Finding clues in the ruins of an ancient dead star with Chandra
People often think about archaeology happening deep in jungles or inside ancient pyramids. However, a team of astronomers has ...
Space.com1d
Exoplanet nurseries around infant stars can be much smaller than expected: 'It is astonishing'
"As the large and bright discs are the easiest to observe, our previous view of the birth site of planets was biased." ...
Scientific American1d
In a Sky Full of Satellites, Astronomers Find Creative Ways to Observe the Stars
Swarms of satellites launched by SpaceX and other companies are disrupting astronomical observations. Here's how scientists ...
Astronomy on MSN10d
Andromeda has a new faintest satellite galaxy
Astronomers at the University of Michigan have discovered a new satellite of the Andromeda Galaxy (M31), the Milky Way's ...
Science Daily12d
Combination of cosmic processes shapes the size and location of sub-Neptunes
A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.
The Andromeda Mystery: Hubble Discovers Strange Galactic Behavior
A Swarm of Dwarf Galaxies Buzz Around Our Milky Way's Twin Imagine the Milky Way and Andromeda as two massive aircraft ...
Four planets found orbiting a star 6 light-years from Earth
Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...
earth14d
New cosmic neighbors: Four planets discovered just 6 light years away
Barnard’s Star has long been a focus of interest for people who study worlds beyond our solar system. It sits about six light-years from Earth and is known for its quick motion across our sky. For ...
Space.com18d
Scientists discover smallest galaxy ever seen: 'It's like having a perfectly functional human being that's the size of a grain of rice'
This galaxy, designated Andromeda XXXV, and its compatriots orbiting our neighbor galaxy, Andromeda, could change how we think about cosmic evolution. That's because dwarf galaxies this small ...
EurekAlert!18d
Small, faint and 'unexpected in a lot of different ways': U-M astronomers make galactic discovery
When you have only one system to analyze ... "What we're seeing is that similar satellites in Andromeda can form stars up to a few billion years ago—around 6 billion years." ...
SciTech Daily18d
Andromeda XXXV: This Newly Discovered Galaxy Shouldn’t Exist, but It Does
Our Milky Way system also hosts dozens of these satellite or companion ... Milky Way and in Andromeda was when they stopped forming stars. The Mystery of Star Formation in Andromeda “Most of the Milky ...
The University of Chicago Chronicle18d
Study by UChicago scientists finds four tiny planets around one of our nearest stars
the second-nearest star system to Earth. The four planets, each only about 20 to 30% the mass of Earth, are so close to their home star that they zip around the entire star in a matter of days. That ...