SA-Space

SA-Space

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Are we alone in the universe? “Well, ‘Are we alone?’ is one of the oldest questions, and numerous generations of scientists and just people are...

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Things are looking up again in low Earth orbit. Between 180 and 2,000 kilometers, this region of space has hosted a majority of human spaceflights and...

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Our sun has a nasty habit of spitting volatile material at us. These incredibly hot bubbles of magnetized material are called coronal mass ejections,...

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Due to a complex interplay of Earth’s and the moon’s gravitational fields, our planet’s rotation has gradually slowed over the millennia. It hasn’t been...

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Norman Augustine, former CEO of Lockheed Martin and former Under Secretary of the Army talks about the report he co-chaired for the American Academy...

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Our universe is highly magnetized, but no one knows exactly why. The current theory is that cosmic turbulence amplified tiny “seed” magnetic fields to...

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The year 1915 was a big moment for physics. That was when Albert Einstein published his general theory of relativity, one of the most...

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Argentina’s Chaco Province, a vast plain once covered by dense forest, is today home to farmland. The flat terrain, however, is not a typical...

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Every day, 100 tons of space dust rain down on the Earth's atmosphere. By night, we know this material as shooting stars. And our...

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With the help of a NASA Mars orbiter, scientists have identified deposits of an exotic material known as “impact glass” on Mars. On Earth...