Observing the wonders of the night sky begins with selecting the right telescope. Join us on Nov. 20, 2025, at 9:00 am EST for Astronomy Unlocked: How to Choose Your Best Telescope. This virtual event ...

Saturn's moon Iapetus reaches western elongation, attaining approximately 10th magnitude and appearing 10 arcminutes west of the primary. Saturn, with an apparent magnitude of 0.8, is observable ...

November presents a dynamic celestial calendar, with Mercury transitioning from the evening to morning sky and Venus's visibility diminishing throughout the month. The gas giants Jupiter, Saturn, ...

The Biosphere 2 facility, specifically its Landscape Evolution Observatory (LEO), serves as a research platform to investigate how life transforms landscapes, ranging from local environments to ...

October features significant planetary phenomena, including two transits of Titan across Saturn and recurring tandem transits of Io and Europa across Jupiter's disk, often with their shadows. The ...

Tiny pieces of glass found scattered across Australia have revealed evidence of a previously unknown giant asteroid impact. This discovery centers on a new type of tektite, a natural glass formed when ...

Data from NASA's Dawn mission, analyzed via thermal and chemical models, suggests Ceres possessed a long-lasting internal heat source driven by radioactive element decay. This heat source, reaching ...

NASA announced Wednesday that its Perseverance rover discovered what scientists are calling a “potential biosignature” in a rock on Mars last year. This signature, which may have a biological origin ...

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 ...

Geological evidence, including an Ordovician-era increase in earthquakes, tsunamis, meteorites, and crater formation, suggests a significant celestial event approximately 466 million years ago. A ...

At 4:00 AM EDT, a conjunction occurs with Venus (magnitude -4.0) passing 0.9° south of Jupiter (magnitude -1.9) in the constellation Gemini, easily visible to the unaided eye approximately 7° above ...

The August full moon, also known as the Sturgeon Moon, reached its full phase at 3:55 A.M. EDT. Observing the full moon presents challenges due to its brightness, which can hinder dark adaptation and ...