The smallest disk identified, meanwhile, stretched to just 0.6 AU – closer to the star than the Earth is to the Sun.
The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...
Thermal emission measurements from the exoplanet Trappist-1 b suggest two plausible yet contradictory scenarios ...
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