A pairing-off of the brightest planet and a slender crescent moon will be the chief celestial attraction in the dawn sky early on Sunday morning. If you look low toward
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Modelling of homogeneous accretion & multi-stage core formation (all models considering the delivery of water and carbon from the beginning of Earth accretion). Similar to Fig. 6a except that calculated
Many researchers have spent decades attempting to decode biblical descriptions and link them to verifiable historical events. One such description is that of the Star of Bethlehem—a bright astronomical body
Ground-based light curves from LCOGT, KeplerCam, and MUSCAT2. The colored data points correspond to the binned data at 5 minute cadence. The solid black line is the median model from
PARIS — Astra is targeting next summer for the first flight of its Rocket 4 vehicle as the company prepares to reenter the launch market. In a presentation at the
(a) Definition of the torsional angles 𝜃 = C1-C2-C3-C4 and 𝜙 = C2-C3-C4=O used to explore the conformational space of 4-oxobutanenitrile. (b) Relaxed 2D potential energy surface (PES) computed at
At an all-hands meeting on Friday September 5, Acting NASA Administrator Sean Duffy found himself on the defensive regarding former Administrator Jim Bridenstine’s recent comments about NASA’s failure to move
One of the winners of the 2025 ZWO Astronomy Photographer of the Year Awards. (Image credit: Comet 12P/Pons−Brooks Taking a Final Bow © Dan Bartlett) The winners of the 2025
Many astronomers think Pa 30, a nebula in Cassiopeia (above), is the remnant of supernova 1181. A merger of 2 white dwarf stars created the supernova and resulting remnant. This
4 min read NASA’s Artemis II Lunar Science Operations to Inform Future Missions An image of the eastern hemisphere of the Moon as the Artemis II astronauts would see it
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