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Social media lights up with the SpaceX satellite broadcast

The night sky is lit above the Vandenberg Air Force Base, California, during the launch of a SpaceX rocket with an Argentine Earth observation satellite on Sunday, October 7, 2018. The bright point on the left is the 2nd stairway in circulation while the light point on the right is the 1st stairway back to the air base. (AP Photo …

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Jupiter Moon Europe's Jagged Ice Towers Could Imperil Landers

Exploring the tropics of Jupiter's ocean moon Europe would be no walk on the beach. Equatorial regions of the potentially life-supporting Europe, which has a huge ocean of salty liquid water beneath its icy shell, are probably studded with blades of ice up to 50 feet (15 meters) tall, a new study suggests. This finding should be of interest to …

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NASA's Voyager 2 Probe May Soon Enter Interstellar Space

NASA's Voyager 2 probe has detected an increase in cosmic rays originating outside this solar system. Launched in 1977, the space probe is less than 11 billion miles from Earth-more than 118 times the distance from our globe to the Sun. Since 2007, it's been traveling through the outermost layer of the heliosphere-the vast bubble around the sun and planets, …

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Mysterious 'ghost' radio emissions have been found – and no one knows what's causing them

An artist's depiction of a gamma ray burst, emitted in oppositely directed beams after a massive stellar explosion. Mens de bjælker ofte savner jorden, disse eksplosioner skaber en tællal transient radio glow som kan bli detektert. (Credit: NRAO)            Mysterious "ghost" radio emissions have been spotted by researchers, some that have lasted for 25 years, only to fade away and …

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Voyager 2 could approach interstellar space

The first artificial object to reach interstellar space was the NASA Voyager 1 probe. Voyager 1 was confirmed to have entered interstellar space back in September 2013, 36 years after the launch. NASA's Voyager 2 spacecraft was launched in 1977 and is approximately 11 billion miles from the ground at the moment. Voyager 2 has traveled in the extreme layer …

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New Horizons sets up for New Year's flyby of Ultima Thule

NASA's New Horizons spacecraft carried out a short engine burn on Oct. 3 to home in on the location and timing of its New Year's flyby of the Kuiper Belt object nicknamed Ultima Thule. Word from the spacecraft that it had successfully performed the 3 0.5-minute maneuver reached mission operations at the Johns Hopkins Applied Physics Laboratory in Laurel, Maryland, …

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Australia's other major (and threatened) coral reefs

MELBOURNE, Australia – The United Nations challenged Monday and warned that many of the world's coral reefs could die as early as 2040 as a result of climate change. Already, warming water has become more than two churches in the Great Barrier Reef, the world's largest coral reef ecosystem, covering more than 130,000 square kilometers and visible from space. However, …

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