Comet G3 ATLAS faced just such a perilous passage, reaching perihelion 14 million kilometers from the Sun on January 13th.
Alaskans are pretty familiar with a variety of resources that are regularly mined in the state, but perhaps not too familiar ...
Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...
The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.
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Moon's grand canyons
About the canyons: The two canyons, called Vallis Schrödinger and Vallis Planck, are located on the far side of the moon, so they can only be seen from orbit — not from Earth. Each canyon is over 165 ...
The UN has activated planetary defense protocols for the first time to better determine the orbit, size, and threat posed by 2024 YR4, a rock discovered on December 27 that has a 1.6% chance of ...
the telescope is designed to discover 90% of asteroids and comets that are 460 feet in size or larger and come within 30 million miles of Earth’s orbit.