Science & Astronomy

On This Day In Space: Feb. 23, 1990: Pioneer 11 heads out of the solar system

1 min read

• Science & Astronomy

On This Day In Space: Feb. 23, 1990: Pioneer 11 heads out of the solar system

Space.com February 24, 2023

On Feb. 23, 1990, NASA’s Pioneer 11 spacecraft left the solar system! This was the second spacecraft...

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NASA’s Mars Reconnaissance Orbiter confirms that China’s Zhurong rover has been stationary for months

2 min read

• Science & Astronomy
• Technology

NASA’s Mars Reconnaissance Orbiter confirms that China’s Zhurong rover has been stationary for months

Space.com February 24, 2023

This cutout is from three images acquired in 2022 and 2023. The rover is the dark and...

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Watch the moon visit Mars for a close encounter next week

3 min read

• Science & Astronomy

Watch the moon visit Mars for a close encounter next week

Space.com February 24, 2023

The moon makes its close approach to Mars on Monday (Feb. 27) with the pair of celestial...

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Massive ‘forbidden planet’ orbits a strangely tiny star only 4 times its size

3 min read

• Science & Astronomy

Massive ‘forbidden planet’ orbits a strangely tiny star only 4 times its size

Space.com February 24, 2023

Astronomers have discovered an unusual planetary system consisting of a Jupiter-sized planet orbiting a tiny star that...

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‘Runaway’ black hole the size of 20 million suns found speeding through space with a trail of newborn stars behind it

4 min read

• Science & Astronomy

‘Runaway’ black hole the size of 20 million suns found speeding through space with a trail of newborn stars behind it

Space.com February 23, 2023

Astronomers have spotted a runaway supermassive black hole, seemingly ejected from its home galaxy and racing through...

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James Webb Space Telescope reveals packed stars in Milky Way’s oldest cluster (photos)

3 min read

• Science & Astronomy

James Webb Space Telescope reveals packed stars in Milky Way’s oldest cluster (photos)

Space.com February 23, 2023

Image of the globular cluster Messier 92 (M92) captured by the James Webb Space Telescope’s NIRCam instrument....

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The Milky Way’s monster black hole is destroying a mysterious dust cloud

3 min read

• Science & Astronomy

The Milky Way’s monster black hole is destroying a mysterious dust cloud

Space.com February 23, 2023

The supermassive black hole at the center of our Milky Way galaxy is tearing apart a strange...

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Signs of Mars life may be too elusive for rovers to detect

3 min read

• Science & Astronomy

Signs of Mars life may be too elusive for rovers to detect

Space.com February 22, 2023

The robots currently exploring Mars may not be capable of detecting potential traces of life on the...

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Green comet seen from space by Artemis 1 moon mission cubesat (video)

2 min read

• Science & Astronomy

Green comet seen from space by Artemis 1 moon mission cubesat (video)

Space.com February 22, 2023

Japan’s cubesat EQUULEUS, which hitched a ride to the moon aboard NASA’s Artemis 1 mission in November...

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Colliding black holes ‘ring’ across space-time with gravitational wave ripples

4 min read

• Science & Astronomy

Colliding black holes ‘ring’ across space-time with gravitational wave ripples

Space.com February 22, 2023

When black holes collide and merge to form even more massive black holes, this violent process sends...

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