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SpaceX successfully tested the emergency escape system of its Crew Dragon capsule on Sunday. The capsule is designed to carry astronauts to the International Space Station for NASA. John Raoux/AP hide caption

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John Raoux/AP

The mouse on the right has been engineered to have four times the muscle mass of a normal lab mouse. Se-Jin Lee/PLOS One hide caption

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Se-Jin Lee/PLOS One

Scientists Sent Mighty Mice To Space To Improve Treatments Back On Earth

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To find Betelgeuse, first locate Orion's belt. Betelgeuse is the star up and to the left, at Orion's left shoulder (from your perspective). Malcolm Park/Getty Images hide caption

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Malcolm Park/Getty Images

Members of the press cover the launch of the solar-powered rover Chandrayaan-2 in September. The goal was a moon landing, but the craft crashed. Another attempt to send a rover to the moon is underway. Manjunath Kiran/AFP via Getty Images hide caption

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Manjunath Kiran/AFP via Getty Images

Boeing, NASA, and U.S. Army personnel work around the Boeing Starliner spacecraft shortly after it landed in White Sands, N.M., Sunday. Bill Ingalls/AP hide caption

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Bill Ingalls/AP

A time exposure of the United Launch Alliance Atlas V rocket carrying the Boeing Starliner crew capsule on an flight test to the International Space Station lifts off in Cape Canaveral, Fla., on Friday. Terry Renna/AP hide caption

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Terry Renna/AP

The United Launch Alliance Delta IV Heavy rocket launches NASA's Parker Solar Probe to touch the Sun on Aug. 12, 2018 from Launch Complex 37 at Cape Canaveral Air Force Station. Bill Ingalls/NASA hide caption

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Bill Ingalls/NASA

The comet 2I/Borisov as imaged by the Hubble Space Telescope on October 12. Borisov will swing by the sun and then head back into deep space. NASA, ESA and D. Jewitt (UCLA) hide caption

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NASA, ESA and D. Jewitt (UCLA)

A Comet From Another Star Hints That Our Solar System Isn't One-Of-A-Kind

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The sun, illustration. KTSDesign/Science Photo Library/Getty Images hide caption

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KTSDesign/Science Photo Library/Getty Images

Probe Gets Close To The Sun — Finds Rogue Plasma Waves And Flipping Magnetic Fields

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Earlier this month, crew aboard the International Space Station received a a novel item in their cargo re-supply: a Zero-G oven and cookie dough. NASA/Nanoracks hide caption

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NASA/Nanoracks

A SpaceX Falcon 9 rocket lifts off Monday from Florida's Cape Canaveral Air Force Station carrying 60 Starlink satellites. The Starlink constellation eventually will consist of thousands of satellites designed to provide worldwide high-speed Internet service. Paul Hennessy/NurPhoto via Getty Images hide caption

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Paul Hennessy/NurPhoto via Getty Images

A SpaceX Falcon 9 rocket lifts off Monday from Florida's Cape Canaveral Air Force Station carrying 60 Starlink satellites. The Starlink constellation eventually will consist of thousands of satellites designed to provide worldwide high-speed Internet service. Paul Hennessy/NurPhoto via Getty Images hide caption

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Paul Hennessy/NurPhoto via Getty Images

As SpaceX Launches Dozens Of Satellites At A Time, Some Fear An Orbital Traffic Jam

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The planet Mercury is seen in silhouette (lower left) as it transits across the face of the sun on May 9, 2016. Another transit of Mercury — the last one for 30 years — will take place Monday. Bill Ingalls/AP hide caption

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Bill Ingalls/AP

The U.S. Air Force's X-37B Orbital Test Vehicle Mission 5 is seen after landing at NASA's Kennedy Space Center Shuttle Landing Facility in Florida on Sunday. U.S. Air Force via Reuters hide caption

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U.S. Air Force via Reuters

Engineer Joel Steinkraus tests solar panels on one of two CubeSats that made up NASA's Mars Cube One mission. The MarCO CubeSats — the first to be sent into deep space — flew to Mars and relayed telemetry from NASA's InSight lander. NASA/JPL-Caltech hide caption

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NASA/JPL-Caltech

Itty-Bitty Satellites Take On Big-Time Science Missions

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