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Gianluca Masi

Close pass from asteroid 2017 GM!

Asteroid 2017 GM is one of the 10 closest asteroids known so far to sweep past Earth, and then keep going. At its closest, it was less than 1/20th of the moon’s mean distance.

Asteroid close encounter on April 2

The near-Earth asteroid 2017 FU102 has a very close, but safe, encounter with Earth on April 2, 2017, sweeping to within just over half the moon’s distance.

Asteroid, discovered November 1, swept past

Astronomers discovered asteroid 2016 VA on November 1, 2016, just hours before it passed within 0.2 times the moon’s distance of Earth. Images here.