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Red Dwarfs

Small, cool stars on the main sequence. Red dwarfs constitute the majority of stars and have a mass of less than one-half of the Sun.

Resources

Virgo, the virgin

Virgo October 4, 2011
The diagram shows the largest and smallest stars to scale.

Colorful Dwarfs May 21, 2010

Radio Programs

Stellar Zaps Making stars here on Earth December 2, 2022

Taking Time Getting to know a nearby planet June 14, 2022

Life in the Red Living under small, red suns January 12, 2022

AU Microscopii Making life hard for young planets October 23, 2019

Sending a Message A concert for the stars October 15, 2019

Lacerta A little star with a big punch September 15, 2019

Van Biesbroeck’s Star A feeble stellar discovery October 27, 2018

Lacaille 9352 A close but feeble neighbor November 19, 2017

Moon and Jupiter Primetime on the really big screen June 30, 2017

Featured Images

Artist's concept of AR Scorpii

Pulsing Corpse July 5, 2017
Hubble Space Telescope view of the Gliese 229 system

Faint Neighbors February 7, 2016
Artist's concept of Scholz's Star passing close to the solar system

Former Neighbor May 7, 2015