hot Jupiters

A Tiny Telescope is Revealing “Hot Jupiter” Secrets

A recent study presented this week at the 2023 meeting of the American Geophysical Union discusses observations of “hot Jupiters”…

2 months ago

Old Stars Don't Have Hot Jupiters

Hot jupiters are giant planets that orbit extremely close to their stars, completing an orbit in a few days or…

5 months ago

Astronomers Confirm First Exoplanet “Thermometer Molecule” that is Typically Used to Study Brown Dwarfs

A recent study published in The Astrophysical Journal Letters examines a rare alloy molecule known as chromium hydride (CrH) and…

6 months ago

This Brown Dwarf is 2,000 Degrees Hotter Than the Sun

Astronomers have discovered an intense binary star system located about 1,400 light years away. It contains a brown dwarf with…

6 months ago

A Brown Dwarf is Getting Hit With So Much Radiation it's Hotter Than the Sun

Astronomers have found a brown dwarf companion to a white dwarf star with a day-side temperature of around 8,000 kelvin…

8 months ago

This Hot Jupiter is Leaving a Swirling Tail of Helium in its Wake

In a recent study published in Science Advances, a team of researchers commissioned the Hobby-Eberly Telescope (HET), which is designed…

8 months ago

This Exoplanet Orbits Around its Star’s Poles

In 1992, humanity's effort to understand the Universe took a significant step forward. That's when astronomers discovered the first exoplanets.…

1 year ago

Giant Exoplanet is Spiraling Inward to its Doom

"Death by star" is a fate awaiting most planets in star systems. That includes our Sun, Venus, and Mercury a…

1 year ago

Trading Spaces: How Swapping Stars Create Hot Jupiters

Star clusters tend to host more hot Jupiters than average, but why? A team of astronomers have proposed a new…

1 year ago

Planets Make it Harder to Figure out a Star’s age

Estimating stellar age has always been a challenge for astronomers. Now, a certain class of exoplanets is making the process…

1 year ago