stars

Astronomers Find a Star That Contains 65 Different Elements

Have you ever held a chunk of gold in your hand? Not a little piece of jewelry, but an ounce…

3 months ago

TESS Finds Almost 100 Quadruple Star Systems

NASA's Transiting Exoplanet Survey Satellite (TESS) has found over 5000 candidate exoplanet candidates, and 197 confirmed exoplanets since its mission…

6 months ago

Planet Found in the Habitable Zone of a White Dwarf

Most stars will end their lives as white dwarfs. White dwarfs are the remnant cores of once-luminous stars like our…

6 months ago

A Second Generation of Planets can Form Around a Dying Star

When young stars coalesce out of a cloud of molecular hydrogen, a disk of leftover material called a protoplanetary disk…

6 months ago

Latest Hubble Image Shows the Star-Forming Chamaeleon Cloud

Stars form inside vast collections of molecular hydrogen called molecular clouds, sometimes called stellar nurseries or star forming regions. Instabilities…

6 months ago

These Newly-Discovered Planets are Doomed

Astronomers have spied three more exoplanets. But the discovery might not last long. Each planet is in a separate solar…

7 months ago

Giant Stars and the Ultimate Fate of the Sun

Astronomers have a new tool to help them understand giant stars. It's a detailed study of the precise temperatures and…

8 months ago

New Hubble Image Shows Dark Cocoons Where New Stars are Forming

Star formation is a complex process. But in simple terms, a star forms due to clumps and instabilities in a…

9 months ago

Older Stars Rotate Faster Than Expected

Older stars should slow down, but new observations reveal that they have just as much of a spring in their…

1 year ago

Why do Planetary Nebulae Look the Way They Do?

Planetary nebulae are the most beautiful objects in the night sky. Their gossamer shells of gas are otherworldly and evocative.…

2 years ago