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July 17, 2002 / 6:06 PM

An iron Sun: groundbreaking or cracked?

ROLLA, Mo., July 17 (UPI) -- A University of Missouri-Rolla professor of nuclear chemistry claims the main element making up the Sun is iron, not hydrogen, as most scientific theories conclude.

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Crew of first Boeing Starliner mission arrives at Kennedy Space Center

Science News // 1 hour ago

Crew of first Boeing Starliner mission arrives at Kennedy Space Center

April 25 (UPI) -- The crew of the first Boeing Starliner space mission arrived Thursday at NASA's Kennedy Space Center in Florida ahead of the spacecraft's debut manned mission on May 6.

NASA seeks help from private companies for expensive Mars Sample Return mission

Science News // 7 hours ago

NASA seeks help from private companies for expensive Mars Sample Return mission

April 25 (UPI) -- A critical NASA mission in the search for life beyond Earth, Mars Sample Return, is in trouble. Its budget has ballooned from $5 billion to over $11 billion, and the sample return date may slip to 2040.

China to launch 3 astronauts to Tiangong space station as Beijing's lunar plans progress

Science News // 1 day ago

China to launch 3 astronauts to Tiangong space station as Beijing's lunar plans progress

April 24 (UPI) -- China will launch three crew members into low-Earth orbit Thursday for a six-month mission at Tiangong space station, as China prepares to put astronauts on the moon before the end of the decade.

Japan's SLIM survives 3rd lunar night, surprising designers

Science News // 1 day ago

Japan's SLIM survives 3rd lunar night, surprising designers

April 24 (UPI) -- Japan's moon lander has survived a third lunar night, something that surprised even its designers, as it continued to take snapshots and probe the satellite's surface, officials said on Wednesday.

Rocket Lab launches NASA's solar sail technology into orbit

Science News // 1 day ago

Rocket Lab launches NASA's solar sail technology into orbit

April 23 (UPI) -- Rocket Lab's Electron launched NASA's new composite solar sail into space where it will undergo weeks of testing, using sunlight to propel it through the solar system.

SpaceX sends 23 Starlink satellites into low-Earth orbit

Science News // 1 day ago

SpaceX sends 23 Starlink satellites into low-Earth orbit

April 23 (UPI) -- SpaceX launched 23 Starlink satellites into low-Earth orbit Tuesday evening from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida.

Voyager 1 resumes sending readable status updates after 5 months of repairs

Science News // 2 days ago

Voyager 1 resumes sending readable status updates after 5 months of repairs

April 22 (UPI) -- The pioneering Voyager 1 deep-space probe is once again sending usable engineering updates back to Earth after five months of repairs, NASA officials announced Monday.

NASA to launch solar sail, navigate space using sunlight

Science News // 3 days ago

NASA to launch solar sail, navigate space using sunlight

April 22 (UPI) -- NASA is gearing up for a launch this week that will test a new way to navigate the solar system, using a large sail to catch the sunlight.

Six future astronauts certified from European Space Agency's 2022 graduating class

Science News // 3 days ago

Six future astronauts certified from European Space Agency's 2022 graduating class

April 22 (UPI) -- Six new recruits of the European Space Agency got to be the latest round of fully-qualified astronauts now eligible for space missions, including a woman from Australia.

Google Doodle celebrates Earth Day 2024

Science News // 3 days ago

Google Doodle celebrates Earth Day 2024

April 22 (UPI) -- Monday's Google Doodle celebrates Earth Day 2024 and sustainable living.

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