A Solar Eclipse on Jupiter

NASA/JPL-Caltech/SwRI/MSSS/Kevin M. Gill A recent series of images released by NASA on September 12th, 2019, captured a solar eclipse on Jupiter as its moon, Io, casts a shadow on the colossal planet’s north equatorial belt. The raw images were then processed by NASA software engineer and data wrangler, Kevin M. Gill, in the gallery you see here. For those curious as to why the moon’s shadow on Earth during an eclipse appears fuzzy while Io’s shadow is so sharp, astrophysicist Dr. Katherine Mack explains: Io is so big & close that it more than blocks the Sun (it appears 4x as big as the Sun from Jupiter’s perspective) and it’s so close that the penumbra (fuzzy outer edge of shadow) …

Spacewatch: Nasa awards first contract for lunar space station

Maxar wins $375m deal to build the Lunar Gateways power and propulsion element Nasa has contracted Maxar Technologies to develop the first element of its Lunar Gateway space station, an essential part of its plan to return astronauts to the moon by 2024. Astronauts arriving from Earth in the Orion crew capsule will dock at the gateway, which will be in orbit around the moon, before transferring to a lunar landing module and descending to the surface. It will also double as a research outpost for astronauts who do not become moonwalkers. Maxar Technologies will power and element (PPE), which is scheduled to launch in late 2022. The company is a privately owned manufacturer best known for building communications satellites. …