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ScienceDaily: Space & Time News |
| Extraordinary black hole found in neighboring galaxy Posted: 24 Jan 2022 12:10 PM PST At one hundred thousand solar masses, it is smaller than the black holes we have found at the centers of galaxies, but bigger than the black holes that are born when stars explode. This makes it one of the only confirmed intermediate-mass black holes, an object that has long been sought by astronomers. |
| New control technique uses solar panels to reach desired Mars orbit Posted: 24 Jan 2022 08:50 AM PST Aerospace engineers have developed a way to use articulated solar panels to steer the satellite during aerobraking, reducing the number of passes needed, resulting in potential savings in propellant, time, and money. |
| Hope for present-day Martian groundwater dries up Posted: 24 Jan 2022 06:05 AM PST Liquid water previously detected under Mars' ice-covered south pole is probably just a dusty mirage, according to a new study of the red planet. The finding challenges a 2018 study that appeared to find liquid water under Mars' south polar cap. |
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