,We all used to think there were nine planets. But in 2006, the solar system was left with only eight planets, when Pluto was no longer classified as such. But is it still possible there is a planet out there beyond Neptune—possibly ...
Astronomy
Jun 15, 2023
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New research, published in The Astrophysical Journal, has revealed the distribution of dark matter in never-before-seen detail, down to a scale of 30,000 light-years. The observed distribution fluctuations provide better ...
Astronomy
Sep 7, 2023
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Future historians might look back on this time and call it the "exoplanet age." We've found over 5,000 exoplanets, and we'll keep finding more. Next, we'll move beyond just finding them, and we'll turn our efforts to finding ...
Planetary Sciences
Jan 18, 2023
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Every galaxy, including our own Milky Way, has at its center a massive black hole whose gravity influences the stars around it. Generally, the stars orbit around the black hole without incident, but sometimes a star will ...
Astronomy
Jan 11, 2022
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A team of astronomers have made the discovery of a lifetime that will help answer burning questions on the evolution of stars. The group is led by Evolutionary Studies Initiative member and Stevenson Professor of Physics ...
Astronomy
Feb 11, 2022
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An international team, including several researchers from the Max Planck Institute for Radio Astronomy in Bonn, has mapped the active galaxy OJ 287 with an angular resolution of 12 microarcseconds in the radio range. This ...
Astronomy
Jan 28, 2022
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An international group of astronomers has uncovered new clues about a mysterious stellar explosion that was discovered eight years ago, but is continuing to evolve even as scientists watch.
Astronomy
Apr 30, 2022
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Nearly every galaxy hosts a monster at its center—a supermassive black hole millions to billions times the size of the Sun. While there's still much to learn about these objects, many scientists believe they are crucial ...
Astronomy
Jan 19, 2021
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In recent years, astronomy has seen itself in a bit of crisis: Although we know that the universe expands, and although we know approximately how fast, the two primary ways to measure this expansion do not agree. Now astrophysicists ...
Astronomy
Oct 2, 2023
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Cosmologists have found a way to double the accuracy of measuring distances to supernova explosions—one of their tried-and-true tools for studying the mysterious dark energy that is making the universe expand faster and ...
Astronomy
May 7, 2021
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