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Science
Major Upgrade for 19-Year-Old Martian Water-Spotter
Artist’s impression of Mars Express. The background is based on an actual image of Mars taken by the spacecraft’s high resolution stereo camera. Credit: Spacecraft image: ESA/ATG medialab; Mars: ESA/DLR/FU Berlin, CC BY-SA 3.0 IGOThe…
Celestron Advanced VX 8 Edge HD telescope full review
The Celestron Advanced VX 8-inch EdgeHD is a versatile telescope system for intermediate to advanced amateur astronomers, but still small and lightweight enough to transport easily for observing out in the country. The 8-inch aperture…
NASA’s Lunar Reconnaissance Orbiter Spots Mystery Rocket Impact Site on Moon
Artist’s animation of a rocket booster crashing into the moon.Astronomers discovered a rocket body heading toward a lunar collision late last year. Impact occurred on March 4, 2022, with <span class="glossaryLink"…
A Giant Sunspot Doubled in Size in 24 Hours, And It’s Pointing Right at Earth
A gigantic sunspot has swelled to twice Earth's size, doubling its diameter in 24 hours, and it's pointed right at us. The sunspot, called AR3038, grew to 2.5 times Earth's size – making the sunspot roughly 19,800 miles, or 31,900…
Hubble Space Telescope catches dead star in cosmic cannibalism
The Hubble Space Telescope has spotted evidence of a white dwarf star devouring rocky and icy material from its own system, suggesting that water and other volatiles might be common in the outer reaches of planetary systems.Astronomers…
Five planets are lining up in the sky in June. Here’s how to see it.
Five planets are moving into a rare alignment, which will be visible from Earth this week. Mercury, Venus, Mars, Jupiter and Saturn are lining up — in that order — for the first time since December 2004. On Friday, June 24, the…
Skin Mites That Mate on Our Faces at Night Are Slowly Merging With Humans
If you are reading this, you are probably not alone.Most people on Earth are habitats for mites that spend the majority of their brief lives burrowed, head-first, in our hair follicles, primarily of the face. In fact, humans are the…
NASA’s Artemis 1 moon rocket passes fueling test despite leak
NASA's Artemis 1 moon mission completed a crucial preflight milestone today (June 20), wrapping up a two-day set of tests known as a wet dress rehearsal. Those tests included fueling up Artemis 1's huge Space Launch System (SLS) rocket…
Watch the Artemis moon rocket’s final prelaunch test
The fourth attempt of a final prelaunch test started on Saturday, with fueling of the rocket expected to begin Monday morning. The crucial test, known as the wet dress rehearsal, simulates every stage of launch without the rocket leaving…
Incredible New Maps of Asteroid Psyche Reveal an Ancient World of Metal and Rock
Astronomers at MIT and elsewhere have mapped the composition of asteroid Psyche, revealing a surface of metal, sand, and rock. Credit: Screenshot courtesy of NASAThe varied surface of asteroid Psyche suggests a dynamic history, which…