comets and Kuiper belt - New Zealand News Beep

Kilometre-scale Jovian moon characterized for a potential JUICE flyby

July 25, 2026

Minor Planet Center. Natural Satellites Ephemeris Service (IAU Minor Planet Center, accessed 28 May 2026); https://www.minorplanetcenter.net/iau/NatSats/NaturalSatellites.html Sheppard, S.…

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Non-gravitational acceleration indicative of cometary activity of near-Earth object

July 11, 2026

Orbital fit The orbital solution was estimated through a least-squares fit52 to the available optical and radar astrometry.…

SScience

‘Make Pluto a planet again’? NASA chief revives debate that divides astronomers

April 30, 2026

Will Pluto become a planet again?Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute Many of us are…

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Water D/H in 3I/ATLAS as a probe of formation conditions in another planetary system

April 24, 2026

van Dishoeck, E. F., Herbst, E. & Neufeld, D. A. Interstellar water chemistry: from laboratory to observations. Chem.…

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A complete set of canonical nucleobases in the carbonaceous asteroid (162173) Ryugu

March 16, 2026

Extraction and purification of organic molecules from samples The Ryugu A0480 (11.9 mg) and C0370 (8.3 mg) aggregate samples were…

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Catastrophic disruption of asteroid 2023 CX1 and implications for planetary defence

September 18, 2025

Brown, P. G. et al. A 500-kiloton airburst over Chelyabinsk and an enhanced hazard from small impactors. Nature…

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Late fluid flow in a primitive asteroid revealed by Lu–Hf isotopes in Ryugu

September 11, 2025

DeMeo, F. E. et al. Connecting asteroids and meteorites with visible and near-infrared spectroscopy. Icarus 380, 114971 (2022).…