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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

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
Superflare on one of the stars of DG Canum Venaticorum

Tiny Star, Big Outburst December 3, 2014
Three of the four planets that are known to orbit the red-dwarf star Gliese 581

Homey Star System April 28, 2010

Radio Programs

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

Faint Neighbors Two close but faint neighbors February 7, 2016

Proxima Centauri Discovering our closest neighbor September 9, 2015

Crackling Star Keeping an eye on a faint but busy star April 13, 2015

Superflares A big outburst from a tiny star December 2, 2014

Close Quartet A nearby stellar quartet June 21, 2014

In the Zone Comfortable worlds around feeble stars March 9, 2013

Moon and Jupiter Tiny planets around a tiny star January 20, 2013

Faint Triplets A faint set of stellar triplets October 6, 2012

Future Neighbor A future close neighbor to the Sun June 13, 2012

AP Columbae A nearby stellar youngster January 13, 2012