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ISS oxygen-recycling experiment takes flight

When resources are limited, you have to work with what you have – especially in the harsh environment of space. Though the International Space Station is regularly restocked by cargo vessels, like today's Dragon, self-sufficient ...

date1 hour ago in Space Exploration
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Mars upside down

Which way is up in space? Planets are usually shown with the north pole at the top and the south pole at the bottom. In this remarkable image taken by ESA's Mars Express, the Red Planet is seen with north at the bottom, and ...

dateDec 14, 2017 in Space Exploration
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Image: The fault in our Mars

This image from NASA's Mars Reconnaissance Orbiter (MRO) of northern Meridiani Planum shows faults that have disrupted layered deposits. Some of the faults produced a clean break along the layers, displacing and offsetting ...

dateDec 14, 2017 in Space Exploration
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Juno probes the depths of Jupiter's great red spot

Data collected by NASA's Juno spacecraft during its first pass over Jupiter's Great Red Spot in July 2017 indicate that this iconic feature penetrates well below the clouds. Other revelations from the mission include that ...

Does New Horizons' next target have a moon?

Scientists were already excited to learn this summer that New Horizons' next flyby target – a Kuiper Belt object a billion miles past Pluto – might be either peanut-shaped or even two objects orbiting one another. Now ...

Image: Science from the moon's shadow

While total solar eclipses happen about once every 18 months somewhere on Earth, the Aug. 21, 2017, eclipse was rare in its long path over land. The total eclipse lasted about 90 minutes, from the time it first reached the ...

Eclipse 2017: Science from the moon's shadow

On Dec. 11, 2017, six researchers discussed initial findings based on observations of the Sun and on Earth gathered during the solar eclipse that stretched across North America on Aug. 21, 2017. Ranging from new information ...

Image: The moon in 1992

The moon was a focal point for NASA in 2017, whether it was blocking out the sun during one of the most-viewed events in U.S. history, or reinvigorating the agency's human space exploration plans. But the moon has always ...

Why doesn't Venus have a magnetosphere?

For many reasons, Venus is sometimes referred to as "Earth's twin" (or "sister planet," depending on who you ask). Like Earth, it is terrestrial (i.e. rocky) in nature, composed of silicate minerals and metals that are differentiated ...

A not-quite-random walk demystifies the algorithm
Mammal long thought extinct in Australia resurfaces
Single-photon detector can count to four
Real-time observation of collective quantum modes
A shoe-box-sized chemical detector
Finding a lethal parasite's vulnerabilities
New technique could make captured carbon more valuable
US faces moment of truth on 'net neutrality'

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