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Science

House members criticized the NASA lunar lander awards

WASHINGTON – While NASA’s decision to award lunar lander development contracts to three companies has won praise from a Senate committee, House Science Committee leaders say they remain concerned about NASA’s approach. on the return of the people to the moon. NASA has released awards to teams led by Blue Origin, Dynetics and SpaceX April 30 to begin detailed studies …

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3D Metal Printing Revolution With New Technology

The 3D printer developed in TU Graz dissolves the metal powder using high-performance LED light sources and then processes it into components in additive manufacturing. Credit: © TU Graz LED instead of laser or electron beam. Selective LED-based solvent (SLEDM) – meaning target metal melting powder using high-power LED light sources – is the name of a new technology led …

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A small asteroid the size of a bus can safely fly Earth today

A newly discovered asteroid about the size of a bus will be safely zipped through the Earth today (May 3), passing a distance of only about half the moon. The asteroid 2020 JA will fly Earth at a range of about 148,000 miles (238,000 kilometers) when it passes today. That’s about 0.62 times the distance between Earth and the moon. …

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The First-Need Radio Signal Hits Earth From Within Our Galaxy

(Reporter) – Interrupted by radio signals from space? Scientists have seen a rapid explosion in radio from within the Milky Way – the first from our own galaxy – and said it could solve the riddle of other such explosions from the cosmos, Science Alert reports. This signal was discovered on Tuesday and reported on the Astronomer Telegram by Paul …

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A meteor shower lights up the night sky in Cinco de Mayo

Skywatcher is looking forward to an exciting month of cosmic phenomena, starting with a meteor shower to mark a great start in Cinco de Mayo. The Eta Aquarids meteor shower is expected to rank in the early hours of Tuesday, May 5th. © NASA 1037759main-eta.jpg With most people stuck inside, excluding because of the coronavirus pandemic, May’s celestial events present …

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