Planes on the Novo runway Left to right: Twin Otter; IL-76TD, Basler BT-67 (remanufactured and modified Douglas C-47 Skytrain / Douglas DC-3) Keith’s note: Astrobiologist Dale Andersen is back in

Composite images of PDS 70 in pseudo color. The left panel shows previous ALMA observations at 0.87 mm, and the right panel shows new ALMA observations at 3 mm. The

Mirror Bacteria — Grok via Astrobiology.com Editor’s note: As we study how Earth life is put together it is helpful to understand alternate ways that chemistry could combine to form

The orbits of the fourteen currently known dark comets, Jupiter, and the Earth. One orbital period is shown for each object starting on the vernal equinox in 2023 March, and