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Searched Tag: space technology
LRG 3-757, or the Cosmic Horseshoe, where the yellow galaxy has magnified the light of the blue one farther away.

Gravitational lens may be the most powerful tool in astronomy

August 20, 2025, 01:45 PM - 8 min read

Is our universe perfectly flat or does it have curvature to it like a sphere, or flare outwards like a horse saddle? That depends on how dense the universe is, and mapping galaxy clusters helps us measure the density of a hypothetical force known as dark energy.

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On Earth, pregnancy and childbirth already carry risks. In space, those risks are magnified – but not necessarily prohibitive.

Space pregnancy: Zero-gravity birth, floating babies and more

July 23, 2025, 02:54 PM - 6 min read

Delivering a baby and caring for one in space is a much messier and more complicated process than on Earth, where gravity helps with everything from positioning to feeding.

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