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  1. 3 days ago · Second Close Approach. Assembled into this animation, observations from NASA’s Goldstone Solar System Radar show the tumbling asteroid 2024 MK shortly after it made closest approach with our planet on June 29. The 150-meter-wide asteroid’s orbit was slightly altered by Earth’s gravity as it passed. Two days later, on June 29, the same ...

  2. 2 days ago · NASA’s Goldstone radar in California observed the two large asteroids that passed Earth in late June. The radar targeted the larger asteroid, 2011 UL21, for nine days and the somewhat smaller...

  3. 3 days ago · The asteroid and its small moon (a bright dot at the bottom of the image) are circled in white. ... Early Universe massive Black Holes question. Jul 2, 2024. Questions about dark matter/energy ...

  4. 2 days ago · By Mark Kaufman on July 4, 2024. Asteroid 2024 MK recently passed Earth, and NASA used a powerful radar to capture images. Credit: NASA / JPL-Caltech. A giant NASA radar in the remote Mojave ...

  5. 2 days ago · asteroid, any of a host of small bodies, about 1,000 km (600 miles) or less in diameter, that orbit the Sun primarily between the orbits of Mars and Jupiter in a nearly flat ring called the asteroid belt.

  6. 1 day ago · Sagittarius A*, abbreviated Sgr A* ( / ˈsædʒ ˈeɪ stɑːr / SADGE-AY-star [3] ), is the supermassive black hole [4] [5] [6] at the Galactic Center of the Milky Way. Viewed from Earth, it is located near the border of the constellations Sagittarius and Scorpius, about 5.6° south of the ecliptic, [7] visually close to the Butterfly Cluster ...

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  8. 3 days ago · Asteroid - Orbit, Composition, Shape: The rotation periods and shapes of asteroids are determined primarily by monitoring their changing brightness on timescales of minutes to days.