Astronomers Spy on Colossal Flare on Red Giant Star

Astronomers Spy on Colossal Flare on Red Giant Star

Such sudden bursts of energy happen on the Sun all the time

  • Space
  • By Laura Sinpetru
  • February 14th, 2015
It's 500° Celsius (932° Fahrenheit) in Winter on This Distant Planet

It's 500° Celsius (932° Fahrenheit) in Winter on This Distant Planet

During summer, temperatures on Kepler-432b increase to a jaw-dropping 1,000° Celsius (1,832° Fahrenheit)

Dying Red Giant Paints Spectacular Gas Spiral (Video)

Dying Red Giant Paints Spectacular Gas Spiral (Video)

Submillimeter telescopes can peek through dust to reveal impressive images

  • Space
  • By Tudor Vieru
  • August 22nd, 2012
Distant Red Giant Caught Consuming One of Its Planets

Distant Red Giant Caught Consuming One of Its Planets

A similar scenario awaits Earth in a few billion years, experts say

  • Space
  • By Tudor Vieru
  • April 22nd, 2009
Experts Find Cosmic Double-Lobed 'Peanut'

Experts Find Cosmic Double-Lobed 'Peanut'

It comes from an old binary star system

  • Space
  • By Dan Talpalariu
  • December 11th, 2008
Distant, Massive Ocean Worlds to Be Called Home

Distant, Massive Ocean Worlds to Be Called Home

Frozen planets around red giants should be considered habitable

  • Space
  • By Dan Talpalariu
  • December 5th, 2008
Hubble Captures Snow M13 Globe Photography

Hubble Captures Snow M13 Globe Photography

Globular clusters are older and far denser than our galaxy

  • Space
  • By Dan Talpalariu
  • December 2nd, 2008
New Exoplanet Provides Hints on Earth's Future

New Exoplanet Provides Hints on Earth's Future

It orbits an inflating red giant star

  • Space
  • By Dan Talpalariu
  • October 23rd, 2008
As Sun Swells, Earth Must Be Moved Away

As Sun Swells, Earth Must Be Moved Away

We must protect ourselves from being scorched and swallowed by the Sun

  • Space
  • By Gabriel Gache
  • June 4th, 2008
Planetary Nebula, but no White Dwarf

Planetary Nebula, but no White Dwarf

Astronomers offer possible solution to missing white dwarf in planetary nebula

  • Space
  • By Gabriel Gache
  • May 10th, 2008
Operation Code Name 'Vanished Star'

Operation Code Name 'Vanished Star'

New study looks for stars disappearing without trace

  • Space
  • By Gabriel Gache
  • May 9th, 2008
The Antennae Galaxies Draw Closer to Us

The Antennae Galaxies Draw Closer to Us

Distance to Antennae Galaxy shortens by 20 million light years

  • Space
  • By Gabriel Gache
  • April 25th, 2008
See Arcturus on the Night Sky this Week

See Arcturus on the Night Sky this Week

The third brightest star on the night sky

  • Space
  • By Gabriel Gache
  • March 11th, 2008
Planetary Nebulae. Where is the Planet?

Planetary Nebulae. Where is the Planet?

Putting the 'i' in the 'pie'

  • Space
  • By Gabriel Gache
  • February 27th, 2008
Earth Is Doomed!

Earth Is Doomed!

Earth will be swallowed by the Sun in 7.6 billion years

  • Space
  • By Gabriel Gache
  • January 28th, 2008
Supernovae Sweep Dust Away

Supernovae Sweep Dust Away

Repeated supernova explosions