Guide to the (Lomb-Scargle) periodogram
Today’s bite breaks down the Lomb–Scargle periodogram, a popular tool astronomers use to hunt for periodic signals, and explains how sometimes it fools us into seeing patterns that aren’t really there.
A Treasure Trove of Asteroids
Sometimes the real treasure is the asteroids we find along the way…
The First Starspot Spectrum Revealed by JWST
Stars have spots that can mess with our planetary atmosphere observations. Using JWST, today’s authors take advantage of the unique TOI-3884 system to directly probe one of these regions.
Stay tuned to Radio YZ Ceti: Isn’t that a magnetic conversation between star and planet?
Astronomers have tuned their radio telescopes to YZ Ceti, and it might be crackling with a magnetic conversation of a star and its planet. Is this a breakthrough detection, or just stellar noise playing tricks on us?