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 ...

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 ...

The emerging subdiscipline of "astroimmunology" has been formalized, focusing on understanding how spaceflight stressors significantly compromise the human immune system. A new guide, published in ...

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 ...

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 ...

On October 17th, early morning observations of Jupiter will feature transits of Io's and Europa's shadows across its cloud tops, with specific timings varying by time zone. A telescopic view of ...

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 ...

The Sun's formation caused temperature differences in the surrounding disk of gas and dust. Inner, hotter regions formed rocky planets from less volatile elements. Outer, colder regions allowed ...

The source of previously mysterious, minute-long radio bursts, designated ILT J1101 + 5521, has been identified as a binary stellar system exhibiting a two-hour orbital period. The system comprises an ...

On October 13, 2025, the Last Quarter Moon will be observed in conjunction with Jupiter starting around midnight, with Jupiter's Galilean moons visible through telescopic observation. Pluto reaches ...

The Moon passes 1.9° due north of Neptune at 6 A.M. EDT this morning. Early rises will be able to catch the Moon hanging between Venus and Mercury in the predawn sky — check out last week’s column for ...