Mars model provides method for landing humans on Red Planet

A mathematical model developed by space medicine experts from The Australian National University (ANU) could be used to predict whether an astronaut can safely travel to Mars and fulfil their mission duties upon stepping ...

Colliding galaxies dazzle in Gemini North image

An evocative new image captured by the Gemini North telescope in Hawai'i reveals a pair of interacting spiral galaxies—NGC 4568 and NGC 4567—as they begin to clash and merge. These galaxies are entangled by their mutual ...

Researchers remeasure gravitational constant

The gravitational constant G determines the strength of gravity—the force that makes apples fall to the ground or pulls the Earth in its orbit around the sun. It is part of Isaac Newton's law of universal gravitation, which ...

Webb's journey to L2 Is nearly complete

On Monday, Jan. 24, engineers plan to instruct NASA's James Webb Space Telescope to complete a final correction burn that will place it into its desired orbit, nearly 1 million miles away from the Earth at what is called ...

Scientists develop novel 'shapeshifting' liquid crystal

Physicists at Case Western Reserve University and Tufts University say they've changed the shape of a flat liquid crystal surface without applying any local stimulus—essentially remotely altering its physical appearance ...

How the Sun affects asteroids in our neighborhood

Asteroids embody the story of our solar system's beginning. Jupiter's Trojan asteroids, which orbit the Sun on the same path as the gas giant, are no exception. The Trojans are thought to be left over from the objects that ...

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