Study shows our sun is less active than similar stars

By cosmic standards the sun is extraordinarily monotonous. This is the result of a study presented by researchers from the Max Planck Institute for Solar System Research in the upcoming issue of Science. For the first time, ...

How to rediscover life on Earth by looking at the Moon

(PhysOrg.com) -- By observing the Moon using ESO's Very Large Telescope, astronomers have found evidence of life in the universe -- on Earth. Finding life on our home planet may sound like a trivial observation, but the novel ...

Sunspots could soon disappear for decades: study

(PhysOrg.com) -- Sunspot formation is triggered by a magnetic field, which scientists say is steadily declining. They predict that by 2016 there may be no remaining sunspots, and the sun may stay spotless for several decades. ...

Long-standing sunspot puzzle solved

(PhysOrg.com) -- Scientists at the Universities of Glasgow, Strathclyde and Central Lancashire have used 21st Century solar observations and image processing to finally solve a sunspot puzzle first noticed in the 18th Century.

Magnesium detected in MESSENGER flyby of Mercury (w/Video)

NASA's MESSENGER spacecraft served up another curveball to a University of Colorado at Boulder team after a second flyby of the hot inner planet Oct. 6 detected magnesium -- an element created inside exploding stars and which ...

Scientists confirm decrease in Pluto's atmospheric density

When Pluto passed in front of a star on the night of August 15, 2018, a Southwest Research Institute-led team of astronomers had deployed telescopes at numerous sites in the U.S. and Mexico to observe Pluto's atmosphere as ...

Starspots: Revving up the variability of solar-like stars

In cosmic comparison, the Sun is a bore. While the brightness of some other stars with similar characteristics fluctuates strongly, the Sun's variations are much more moderate. Scientists from the Max Planck Institute for ...

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