Leonids Meteor Shower: When and How to Watch Its Peak

The event produces some of the year’s fastest meteors, although the nearly full moon may make them challenging to spot.

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Trump Plans to Attend Musk’s SpaceX Launch on Tuesday

The president-elect’s decision to witness the liftoff is another example of his close ties to the world’s wealthiest entrepreneur.

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Sync Your Calendar With the Solar System

Never miss an eclipse, a meteor shower, a rocket launch or any other astronomical and space event that’s out of this world.

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NASA and SpaceX Launch Europa Clipper to a Jupiter Moon

The spacecraft lifted off Monday on a SpaceX Falcon Heavy rocket, embarking on a nearly six-year journey to Jupiter.

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Elon Musk’s SpaceX, Already a Leader in Satellites, Gets Into the Spy Game

The Pentagon needs what the company offers to compete with China even as it frets over its potential for dominance and the billionaire’s global interests.

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First Satellite Made of Wood Is Launched Into Space

Scientists in Japan constructed the first satellite made of wood by blending age-old woodworking techniques with rocket science.

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Elon Musk Helped Elect Trump. What Does He Expect in Return?

The world’s richest man gave his money and time in campaigning for the president-elect and now is putting in his requests for a friendlier regulatory environment.

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Uranus Might Have Experienced a Freak Event When Voyager 2 Visited

Much of the understanding of the seventh planet comes from a brief flyby nearly 40 years ago, which researchers now say overlapped with an exceptional solar event.

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NASA Says Astronaut Suni Williams Is in ‘Incredible Health’

The agency’s top medical official was responding to rumors that Suni Williams had lost an unusual amount of weight during an extended stay in orbit.

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SpaceX Starship’s Sonic Boom Creates Risk of Structural Damage, Test Finds

An independent researcher found that noise recorded miles away from the site of a recent test flight was equal to standing 200 feet from a Boeing 747 during takeoff.

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