Gaia Observatory

Variable Stars can Tell us Where and When to Search for Extraterrestrials

A new study cross-references supernova from the Gaia observatory's third data release with possible alien transmissions.

2 months ago

How Old is That Star? Ask a Computer

A new machine learning technique could make it much easier to estimate the age of stellar populations.

2 months ago

What Does the Milky Way Look Like?

A team from the Chinese Academy of Science (CAS) has revealed a new picture of the Milky Way's morphology.

5 months ago

Hypervelocity Stars Teach us About Black Holes and Supernovae

A new study shows how hypervelocity stars could teach us more about the most powerful and mysterious phenomena in the…

6 months ago

The Mass of a Single Star (other than the Sun) has Been Directly Measured for the First Time

How do you measure an object's weight from a distance? You could guess at its distance and therefore derive its…

7 months ago

A Monster Black Hole has Been Found Right in our Backyard (Astronomically Speaking)

Using data from multiple observstories, a team of astronomers has discovered a monster blackhole right in our backyard!

11 months ago

Astronomers Find a Sun-like Star Orbiting a Nearby Black Hole

Using data from the Gaia Observatory, a team of astronomers has detected a Sun-like star that co-orbits with a dormant…

1 year ago

A Recently Discovered Double Binary System is Unstable. Stars Could Collide, Leading to a Supernova

A quadruple binary star system may reveal a common source of the supernovae we use to measure the cosmos.

1 year ago

The Milky Way has an Inner Ring, Just Outside the Core

Combining data from the APOGEE survey and the Gaia Observatory with sophisticated models, a team of scientists has found a…

1 year ago

Part of the Milky Way Is Much Older Than Previously Believed

The Milky Way is older than astronomers thought, or part of it is. A newly-published study shows that part of…

1 year ago