Researchers simulated Martian permafrost and ice cap conditions in a laboratory, exposing *Escherichia coli* samples in pure water ice and water-sediment mixtures to cosmic radiation equivalent to 50 ...

On October 22, the Moon will achieve two close conjunctions, passing 5° south of Mars and 2° south of Mercury, before reaching its orbital apogee at 406,445 km (252,553 miles) from Earth. Observers ...

Systematic observation logging, a historical cornerstone of astronomical discovery from figures like Galileo and Herschel, continues to be a relevant practice for contemporary observers. Maintaining ...

The SPAINSAT New Generation II satellite is scheduled for launch via a SpaceX Falcon 9 from Cape Canaveral on October 22, representing the second component of the SpainSAT NG program. Operated by ...

Dave Eicher, Editor Emeritus of *Astronomy* magazine, encourages early morning observation of meteors between midnight and 4 a.m. These meteors, identified as Orionids, visually originate from the ...

On October 18, the predawn sky features a close celestial alignment of the Moon and Venus within the constellation Virgo. Venus appears as a magnitude -3.9 object, exhibiting a 94% illuminated gibbous ...

New research has identified 41 small-scale landslides on the lunar surface that formed since 2009, indicating the Moon is more geologically active than previously understood. Analysis of ...

The week features the observation of transient celestial events, including a recently identified supernova candidate (AT 2025yyn) in Ursa Major and Comet C/2025 A6 Lemmon, which is nearing naked-eye ...

Let’s peer into Cetus the Whale to spot 1 Ceres this evening, one day past opposition and glowing at magnitude 7.6, within the reach of binoculars or any small scope. You can use this same string of ...

Saturn reached opposition at 2 A.M. EDT, exhibiting high visibility throughout the night and presenting optimal viewing conditions for its rings and moons. Saturn's apparent magnitude was 0.6 in ...

September offers various celestial events, including Saturn and Neptune's oppositions, Mars's approach to solar conjunction, and favorable viewing of Uranus and Jupiter. Multiple transits of Saturn's ...