The Flame Nebula or NGC 2024 is a large star-forming region in the constellation Orion that lies about 1,400 light-years from Earth. Hubble studied this nebula to look for protoplanetary disks, or "proplyds"—disks of gas ...
Astronomy
Nov 23, 2021
0
42
Stars are born from clouds of gas and dust that collapse under their own gravitational attraction. As the cloud collapses, a dense, hot core forms and begins gathering dust and gas, creating an object called a "protostar."
Astronomy
Nov 18, 2021
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89
A team of researchers at the Chinese Academy of Sciences has found evidence of a powerful particle accelerator in the galactic center. In their paper published in the journal Nature Communications, the group describes their ...
What do shooting stars and astronaut safety have in common?
Space Exploration
Sep 9, 2021
0
871
Magnetic fields in space are sometimes called the last piece in the puzzle of star formation. They are much harder to measure than the masses or motions of star-forming clouds, and their strength is still uncertain. If they ...
Astronomy
Aug 31, 2021
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756
A wall of sand over 100 metres high swallowed a city on the fringes of the Gobi desert in northwestern China, in scenes reminiscent of a disaster film.
Environment
Jul 27, 2021
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13
In interstellar dust clouds, turbulence must first dissipate before a star can form through gravity. A German-French research team has now discovered that the kinetic energy of the turbulence comes to rest in a space that ...
Astronomy
Jun 1, 2021
12
553
The thermodynamic state of the tropical atmosphere plays an important role in the development of tropical cyclone (TC) intensity. A TC imports thermodynamic energy from ocean-air heat and moisture fluxes and exports heat ...
Environment
Mar 25, 2021
0
6
Chat with an atmospheric scientist for more than a few minutes, and it's likely they'll start advocating for a planetary name change. Planet Ocean-Cloud is much more fitting than Earth, they'll say, when so much of our planet's ...
Earth Sciences
Sep 16, 2020
1
74
The nebula known as W51 is one of the most active star-forming regions in the Milky Way galaxy. First identified in 1958 by radio telescopes, it makes a rich cosmic tapestry in this image from NASA's recently retired Spitzer ...
Astronomy
Aug 26, 2020
0
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