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March 20, 2023

First day of spring arrives: 5 things to know about the vernal equinox

The first day of spring each year in the Northern Hemisphere is marked by the vernal equinox. This happens anywhere from March 19 to March 21 each year.

March 20, 2023

Mysterious streaks of light seen in California sky explained

Strange streaks of light flew over the Sacramento area Friday. An astronomer at the Harvard-Smithsonian Center said burning space debris likely caused the California event.

March 18, 2023

New star-studded Hubble image shows globular star cluster about 20,000 light-years away

A new Hubble Space Telescope image shows a partial view of the globular star cluster Messier 55 about 20,000 light-years away. M55 was first spotted in 1752.

March 16, 2023

NASA sees active Venus volcano for first time ever

NASA said scientists have seen direct evidence of active volcanism on Venus for the first time, looking at images taken decades ago by the Magellan mission.

March 15, 2023

NASA unveils sleek new spacesuits for Artemis III moon mission

NASA unveiled new spacesuits designed by Axiom Space on Wednesday that astronauts will wear for the Artemis III mission to the moon some time in 2025.

March 15, 2023

Webb telescope captures stunning image of star on cusp of supernova 15K light-years away

NASA's James Webb Space Telescope captured the rare sight of a Wolf-Rayet star, some 15,000 light-years away, using its instruments to peer through surrounding dust.

March 15, 2023

Newly discovered asteroid has reduced odds of striking Earth

The probability that a newly-discovered asteroid will hit Earth on Valentine's Day in 2046 has dropped. The chance the asteroid hits the planet was already unlikely.

March 14, 2023

Pentagon officials suggest alien mothership in our solar system could send mini probes to Earth

Pentagon officials said in a draft document co-authored by a Harvard scientist, that a mothership could send mini probes to planets similar to missions conducted by NASA.

March 14, 2023

Chinese 'Long March' rocket reenters Earth's atmosphere uncontrolled, disintegrates over Texas

A Chinese rocket booster weighing approximately four tons reentered the Earth's atmosphere on March 8 over Texas at 17,000 mph and ultimately disintegrated.

March 14, 2023

NASA wants 'space tug' to bring International Space Station safely down

NASA is looking to develop a space tug to help deorbit the International Space Station in coming years, with the White House budget request allocating $180 million for the spacecraft.