A new extreme trans-Neptunian object (ETNO), designated 2023 KQ14 (Ammonite), has been discovered, representing only the fourth known sednoid – a class of ETNOs with highly distant and elongated ...

The observation period features lunar appulses with Saturn, Neptune, and Uranus, complemented by transits of Jupiter's Galilean moons (Io and Europa) and their shadows across the gas giant's disk.

The article details a significant astronomical event: the transit of Jupiter's moon Io and its shadow across the gas giant's disk, observed overnight from December 27th into December 28th. The ingress ...

Mercury is currently observable as a bright –0.6 magnitude object in the predawn sky, though its visibility is rapidly decreasing as it approaches superior conjunction in late January. Optimal ...

The article details the observation of NGC 2264, designated as the Christmas Tree Cluster, on December 24. This celestial object is identified as a magnitude 3.9 combination open cluster and ...

New James Webb Space Telescope (JWST) observations provide strengthened evidence for the presence of dimethyl sulfide (DMS) and dimethyl disulfide (DMDS) in the atmosphere of exoplanet K2-18 b, ...

During their historic first crewed mission orbiting the Moon, the Apollo 8 astronauts Frank Borman, Jim Lovell, and Bill Anders performed a Christmas Eve broadcast, reciting the initial ten verses of ...

On December 28, 2025, the open cluster M41 in Canis Major, located 4° south of Sirius and shining at magnitude 4.5, is best observed around local midnight when it is 30° above the southern horizon, ...

Early understanding of the Milky Way's shape was limited by our internal perspective, initially assuming a typical spiral structure. In 2005, the GLIMPSE survey, utilizing data from the Spitzer Space ...

Legendary astronaut James “Jim” Lovell, whose steady command during the harrowing Apollo 13 mission captivated the world, died Friday in Lake Forest, Illinois. He was 97. A veteran of four ...

The collection documents various transient solar system events, including a dynamically tailed Comet Lemmon, a seven-planet alignment, and two distinct total lunar eclipses, one of which was ...

European regulators issued an Emergency Airworthiness Directive grounding specific Airbus A319, A320, and A321 aircraft after an "uncommanded and limited pitch down" incident on a JetBlue flight, ...