Astronomers call the event a perigee full moon, as perigee means near Earth.
Asteroids and comets that repeatedly smashed into the early Earth covered the planet's surface with molten rock during its earliest days, but still may have left oases of water that could have supported the evolution of life, scientists say.
We love it, we live on it, we breathe it deeply, but what the heck is air, and how did where did it come from?
On July 12, the moon may have seemed slightly brighter to the casual observer. This is how the 'supermoon' appeared around the globe.
You might want to step outside tomorrow night (July 12), when a bulging supermoon will rise in the evening sky.
A water flow problem on Tuesday forced the US space agency to postpone the launch of a satellite to track atmospheric carbon dioxide, a leading greenhouse gas.
In the case of a newly-discovered exoplanet orbiting a star only 16 light-years away, although astronomers may call it 'habitable,' it's likely anything but. Continue reading →
Earth's gravitational pull is so powerful that it creates a small bulge on the surface of the moon.
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