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The Mysterious Case of a Nonexistent Alien Planet Discovered 160 Years Ago

The first planet ever to be discovered was found in 1781. It was an accident of sorts; William Herschel wasn’t looking for a planet specifically. He was instead scanning the sky for double stars, cataloging them as he found them. But a star he saw one night didn’t stay still. Show More Summary

Khatyrka meteorite found to have third quasicrystal

(—A small team of researchers from the U.S. and Italy has found evidence of a naturally formed quasicrystal in a sample obtained from the Khatyrka meteorite. In their paper published in the journal Scientific Reports, the team describes how they found the quasicrystal and offer some possible explanations on how it was formed.

Week In Images

Our week through the lens: 5-9 December 2016

Scientists sweep stodgy stature from Saturn's C ring

As a cosmic dust magnet, Saturn's C ring gives away its youth. Once thought formed in an older, primordial era, the ring may be but a mere babe – less than 100 million years old, according to Cornell-led astronomers in a study to be published Jan. 1, 2017 in the journal Icarus.

SOFIA sees super-heated gas streams churning up possible storm of new stars

Scientists on board NASA's flying telescope, the Stratospheric Observatory for Infrared Astronomy, or SOFIA, caught sight of roiling material streaming from a newly formed star, which could spark the birth of a new generation of stars in the surrounding gas clouds.

Japan launching 'space junk' collector

Japan will launch a cargo ship Friday bound for the International Space Station, carrying a 'space junk' collector that was made with the help of a fishnet company.

Wolfe Creek

Earth observation image of the week: a Sentinel-2 image of Australia’s Wolfe Creek Crater, also featured on the Earth from Space video programme

Buzz Aldrin pays tribute to 'world icon' John Glenn

Moonwalker Buzz Aldrin paid tribute Friday to pioneer astronaut John Glenn, describing the first American to orbit the Earth as a world icon.

Buzz Aldrin leaves New Zealand after South Pole evacuation

Buzz Aldrin was discharged from a New Zealand hospital on Friday and appeared to be heading home, a week after he was evacuated from the South Pole for medical reasons.

Ep. 430: Coming Home from Mars

Landing on the surface of Mars is very difficult. In fact, it’s probably the toughest planet to land on in the whole Solar System. Today we’ll talk about what it’s going to take to get to and return from Mars!

'Hyper-starburst' galaxy churns out stars, clues to universe's evolution

(University of Florida) A recently discovered galaxy is undergoing an extraordinary boom of stellar construction, revealed by a group of astronomers led by University of Florida graduate student Jingzhe Ma using NASA's Chandra X-Ray Observatory.

All 'Original Seven' American astronauts now dead

John Glenn's passing on Thursday means that the first seven American astronauts chosen to lead the fledging US space program in 1959 are now dead, ending a groundbreaking chapter in American history.

John Glenn, former astronaut and US senator – video obituary

Former astronaut and US senator John Glenn has died aged 95 in Ohio on Thursday. Glenn was the third US astronaut in space and the first of them to get into orbit. He then spent 24 years as a Democratic senator from Ohio and briefly made a run for president in 1984 John Glenn, first US astronaut to orbit Earth, dies aged 95 Continue reading...

Under construction: Distant galaxy churning out stars at remarkable rate

Astronomers have used NASA's Chandra X-ray Observatory and other telescopes to show that a recently-discovered galaxy is undergoing an extraordinary boom of stellar construction. The galaxy is 12.7 billion light years from Earth, seen at a critical stage in the evolution of galaxies about a billion years after the Big Bang.

John Glenn, the First American to Orbit the Earth, Has Died at 95

John Glenn has died. The cause of death has not been announced, but he was hospitalized at the Ohio State University Wexner Medical Center a week ago, reportedly in declining health. He was 95. To call him an American hero is understating the case. Show More Summary

John Glenn – a life in pictures

The first American to orbit the Earth, US former astronaut and senator John Glenn has died aged 95. Continue reading...

Virgin Galactic tests new spaceplane

Replacement craft’s high-altitude glide test was first free flight since 2014 fatal accident Virgin Galactic’s new VSS Unity spaceplane has flown free for the first time this week. It was released from its carrier aircraft at 10:40am EST. Show More Summary

John Glenn obituary

Glenn was the first US astronaut to orbit the Earth who became one of his country’s most effective senators Full report: astronaut John Glenn dies aged 95 John Glenn, who has died aged 95, was the first American to orbit the Earth and later the oldest person ever to be sent into space. Show More Summary

John Glenn, first US astronaut to orbit Earth, dies aged 95

Glenn served 24 years as a US senator from Ohio and later became the oldest person to be sent into space Former astronaut and US senator John Glenn has died in Ohio aged 95. Glenn became a national hero in 1962 when he became the first American to orbit the Earth. Continue reading...

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