At the center of galaxies, like our own Milky Way, lie massive black holes surrounded by spinning gas. Some shine brightly, with a continuous supply of fuel, while others go dormant for millions of years, only to reawaken ...
Astronomy
Aug 17, 2021
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1008
Stars scattered throughout the cosmos look different, but they may be more alike than once thought, according to Rice University researchers.
Astronomy
Aug 9, 2021
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3781
New research led by NASA provides a closer look at a nearby star thought to resemble our young sun. The work allows scientists to better understand what our sun may have been like when it was young, and how it may have shaped ...
Astronomy
Aug 4, 2021
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449
Our universe is expanding, but our two main ways to measure how fast this expansion is happening have resulted in different answers. For the past decade, astrophysicists have been gradually dividing into two camps: one that ...
Astronomy
Jun 30, 2021
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For the first time, the boundary of the heliosphere has been mapped, giving scientists a better understanding of how solar and interstellar winds interact.
Astronomy
Jun 14, 2021
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Researchers from Penn's Department of Physics and Astronomy have developed a new method for better understanding the relationship between a star's chemical composition and planet formation. The study was led by recent graduate ...
Astronomy
Jun 10, 2021
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2683
A new map of dark matter in the local universe reveals several previously undiscovered filamentary structures connecting galaxies. The map, developed using machine learning by an international team including a Penn State ...
Astronomy
May 25, 2021
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7401
Three dozen dwarf galaxies far from each other had a simultaneous 'baby boom' of new stars, an unexpected discovery that challenges current theories on how galaxies grow and may enhance our understanding of the universe.
Astronomy
May 24, 2021
6
149
At the heart of some of the smallest and densest stars in the universe lies nuclear matter that might exist in never-before-observed exotic phases. Neutron stars, which form when the cores of massive stars collapse in a luminous ...
Astronomy
May 24, 2021
1
3749
MIT astronomers have discovered new and unusual galactic neighborhoods that previous studies overlooked. Their results, published today, suggest that roughly 1 percent of galaxy clusters look atypical and can be easily misidentified ...
Astronomy
Mar 29, 2021
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