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Marcia Dunn, Associated Press

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Marcia’s Recent Stories

Science Oct 27

2 NASA spacecraft detect biggest meteor strikes recorded on Mars

Scientists reported Thursday that last year's barrages sent seismic surface waves rippling thousands of miles across Mars, the first ever detected near the surface of another planet.

Science Oct 11

WATCH: NASA says DART spacecraft successfully redirected asteroid

A spacecraft that plowed into a small, harmless asteroid millions of miles away succeeded in shifting its orbit, NASA said Tuesday in announcing the results of its save-the-world test.

Science Oct 10

Underground microbes may have swarmed ancient Mars, scientists say

Ancient Mars may have had an environment capable of harboring an underground world teeming with microscopic organisms.

Science Oct 04

Photo shows asteroid’s 6,000 miles long debris trail after collision with NASA spacecraft

The asteroid that got smacked by a NASA spacecraft is now being trailed by thousands of miles of debris. Astronomers captured the scene millions of miles away with a telescope in Chile.

Science Sep 26

NASA Dart spacecraft rams into an asteroid in defense test

Scientists say the impact should have carved out a crater and hurled streams of rocks and dirt into space. Most importantly, though, scientists are hoping the collision altered the asteroid's orbit.

Science Sep 24

NASA delays next Artemis 1 launch attempt due to potential hurricane

NASA is skipping next week’s launch attempt of its new moon rocket because of a tropical storm that’s expected to become a major hurricane.

Science Sep 09

NASA to potentially reattempt Artemis 1 launch in late September

NASA is replacing leaky seals in its moon rocket at the pad in hopes of launching it on its first test flight by the end of this month.

Science Sep 03

Fuel leak disrupts NASA’s 2nd attempt at Artemis launch

NASA’s new moon rocket sprang another hazardous leak Saturday, as the launch team began fueling it for liftoff on a test flight that must go well before astronauts climb aboard.

Science Aug 29

NASA’s Artemis 1 launch postponed following engine problem

The 322-foot Space Launch System rocket was set to lift off Monday morning from Florida with three test dummies aboard on its first flight, a mission to propel a capsule into orbit around the moon.

Science Aug 29

WATCH: NASA officials give briefing on postponement of new Artemis moon rocket launch

NASA called off the launch of its mighty new moon rocket on its debut flight with three test dummies aboard Monday after a last-minute cascade of problems culminating in unexplained trouble related to an engine.

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