These are the fastest stars in the galaxy

Until recently, there were only ten known stars on trajectories that will allow them to escape the Milky Way galaxy, thrown astray by powerful supernova explosions. A new study using data from ESA's Gaia survey this June ...

Has JWST finally found the first stars in the universe?

In astronomy, elements other than hydrogen and helium are called metals. While that might make your high-school chemistry teacher cringe, it makes sense for astronomers. The two lightest elements were the first to appear ...

Exactly how massive is the Milky Way?

How do you weigh a galaxy? It's an astronomical challenge, particularly if it's the galaxy you call home. It turns out there are several ways to get a handle on the mass of the Milky Way, and a recent study posted on the ...

Software offers new way to listen for signals from the stars

The Breakthrough Listen Investigation for Periodic Spectral Signals (BLIPSS), led by Akshay Suresh, Cornell doctoral candidate in astronomy, is pioneering a search for periodic signals emanating from the core of our galaxy, ...

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