Sun

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1,901 published items.

An oversized supernova image is exploding
Space science

An oversized supernova image is exploding

Scientists at the Weizmann Institute of Science and the University of San Diego have for the first time observed what happens when a star is 50 times larger than the sun…

December 17, 2018
The sun was silent
Space science

The sun was silent

The sun is in an unusually silent period, with less black streaks and a sudden weaker magnetic field from 1913 to the present.

December 17, 2018
Earth welcomes 'Cosmic Katrina'
Space science

Earth welcomes 'Cosmic Katrina'

US scientists worry that an imminent storm could disable the entire electrical system, telephone network, even the earth's water supply system.

December 17, 2018
The oldest and coldest brown dwarf in the galaxy
Space science

The oldest and coldest brown dwarf in the galaxy

Our galaxy-like spiral galaxies are made up of several structural elements. The most prominent part of them is a flat disk in stars and gas that creates graceful long sp…

December 17, 2018
The young star is like the early Sun
Space science

The young star is like the early Sun

CoRoT satellite recently observed a star similar to the Sun at the age of about 500 million years, called CoRoTExo-2a.

December 17, 2018
Brown stars don't go with normal stars
Space science

Brown stars don't go with normal stars

Brown stars, objects smaller than stars but larger than planets, are becoming more and more confusing, according to a study of 233 star systems of NASA's non-gina Hubble…

December 17, 2018
Find a planet as hot as the sun
Space science

Find a planet as hot as the sun

New scientists have discovered the hottest planet ever known by humans. It has a temperature of up to 2,250 degrees Celsius, equivalent to the heat at the surface of the…

December 17, 2018