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Hot Topic
Deep Space
Cosmic Evolution
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Brown Dwarfs May Grow Rocky Planets
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| Topic: Cosmic Evolution |
12/01/12 |
| Astronomers have found that the outer region of a dusty disc encircling a brown dwarf star contains millimeter-sized solid grains. The grains resemble those found in denser discs around newborn stars. The findings could challenge current theories of how rocky planets form. |
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Dust Grains Highlight Path to Planet Formation
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| Topic: Cosmic Evolution |
11/28/12 |
| A detailed study of a protoplanetary disk shows that dust grains colliding with and adhere to each other. The process it what will eventually lead to the formation of planets. |
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A Crowded Planetary System
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| Topic: Cosmic Evolution |
10/18/12 |
| An extraordinarily crowded planetary system is providing critical clues for understanding why most known planetary systems appear different from our own solar system. |
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How Galaxies Get Dusty
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| Topic: Cosmic Evolution |
10/11/12 |
| In one of the largest Hubble Space Telescope projects to date, astronomers are hoping to uncover how cosmic dust forms over time. The research is an important step in understanding the evolution of galaxies, stars and planets. |
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Clouds of Water Present at Star's Birth
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| Topic: Cosmic Evolution |
10/10/12 |
| Enough water to fill Earth's oceans more than 2000 times over has been discovered in a cloud of gas and dust that is on the verge of collapsing into a new Sun-like star. The finding could help astrobiologists understand the conditions of the early Solar System. |
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