If you explore the night sky it won't be long before you realize there is a lot of dust and gas up there. The interstellar dust between the stars accounts for 1% of the mass of the interstellar medium but reflects 30% of ...
Astronomy
Mar 1, 2024
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This NASA/ESA Hubble Space Telescope image features IC 3476, a dwarf galaxy that lies about 54 million light-years from Earth in the constellation Coma Berenices. While this image does not look very dramatic—we might say ...
Astronomy
Feb 26, 2024
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10
A new planet starts its life in a rotating circle of gas and dust, a cradle known as a protostellar disk. My colleagues and I have used computer simulations to show that newborn gas planets in these disks are likely to have ...
Astronomy
Feb 17, 2024
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The galaxy NGC 5427 shines in this new NASA Hubble Space Telescope image. It's part of the galaxy pair Arp 271, and its companion NGC 5426 is located below this galaxy and outside of this image's frame. However, the effects ...
Astronomy
Jan 31, 2024
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2
One of the primary goals of the Atacama Large Millimeter/submillimeter Array (ALMA) is to study the formation and evolution of planetary systems. Young stars are often surrounded by a disk of gas and dust, out of which planets ...
Astronomy
Nov 16, 2023
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77
Dust is the most vital organ in galaxies. It absorbs and scatters stellar light, a phenomenon that is referred to as dust attenuation. On the other hand, dust emits this absorbed radiation thermally in the infrared. Normally, ...
Astronomy
Nov 6, 2023
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Solving the mystery of how planets like Earth were formed is an important question for understanding the origin of life. Planets are thought to form when interstellar dust and gas collect in a protoplanetary disk surrounding ...
Astronomy
Oct 6, 2023
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1389
Supernovae, the explosive deaths of stars, are some of the universe's biggest bursts of energy and light. When they erupt, one supernova can shine even brighter than an entire galaxy.
Astronomy
Jul 5, 2023
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281
An international team of astronomers has drawn a temperature map of the dust drifting within one of the oldest spiral galaxies of the universe which provides new insights into how fast the galaxy is growing. Until now researchers ...
Astronomy
Jun 22, 2023
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76
Interstellar dust is a key component in galaxies. It favors star formation and drives the chemistry and physics of the interstellar medium. However, it hides the majority of stars in a way that it is impossible to observe ...
Astronomy
Jun 15, 2023
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