Old Data Yields New Secrets as NASA’s DAVINCI Preps for Venus …
Oct 17, 2024 · Recently, scientists re-analyzed old Venus imaging data using a new artificial-intelligence technique that can sharpen the images and use them to compute three-dimensional topographic maps. This technique ultimately will help the team optimize DAVINCI’s images and maps of Alpha Regio’s mountains.
Best-Ever Map Of Ancient Continent On Venus Marks Possible …
Known as "tesserae" due to the resemblance to a mosaic, the location will provide some of the answers the mission hopes to deliver, such as the ancient history of Venus. The mission team wanted...
NASA’s DAVINCI: A High-Tech Mission To Unveil Venus
Oct 23, 2024 · NASA ’s DAVINCI mission, set for the early 2030s, aims to explore Venus ’s Alpha Regio, a potentially ancient continent shrouded by thick clouds. ... On the right is a less detailed map created using radar altimeter data collected by NASA’s Magellan spacecraft in the early 1990s. The colors on the maps depict topography, with dark blues ...
Oldest and Largest Impact Crater Found on Venus
Nov 6, 2024 · Known only on Venus, tesserae can span hundreds to thousands of kilometers, and they cover up to 10% of the planet’s surface. A radar image of Haastte-baad Tessera (top) shows a set of concentric rings that cuts through the jumbled landscape. At bottom, a geologic map of the same region shows the ring pattern marked as black lines.
Venus' 'missing' giant impact craters may be hiding in plain sight
Nov 7, 2024 · Venus' wrinkled, deformed "tesserae" terrain may be ancient impact features the size of continents, a new study suggests. ... A false-color radar map of the hemisphere of Venus where Haastte-baad ...
NASA Climate Modeling Suggests Venus May Have Been Habitable
Aug 11, 2016 · Venus may have had a shallow liquid-water ocean and habitable surface temperatures for up to 2 billion years of its early history, according to computer modeling of the planet’s ancient climate by scientists at NASA’s Goddard Institute for …
NASA Study: Massive Volcanism May Have Altered Ancient Venus…
Nov 17, 2022 · Volcanic activity lasting hundreds to thousands of centuries and erupting massive amounts of material may have helped transform Venus from a temperate and wet world to the acidic hothouse it is today, a NASA paper suggests.
'Continents' of Venus Hint at Surprising Link to Early Earth ...
Aug 8, 2024 · Our knowledge of Venus is limited – it's not a planet that invites human exploration – but for 15 years, between 1989 and 1994, NASA's Magellan spacecraft used a radar probe to map, in detail, the surface of Venus, beneath its cloak of sulfuric acid clouds.
Giant craters on Venus ‘hiding in plain sight’ - EarthSky
Nov 6, 2024 · Ancient Venus had a thinner lithosphere – the rigid, rocky outer layer consisting of the crust and the solid outermost layer of the upper mantle – than it does now, only about 6 miles (10 km ...
Massive volcanism may have altered ancient Venus' climate, …
Nov 18, 2022 · Volcanic activity lasting hundreds to thousands of centuries and erupting massive amounts of material may have helped transform Venus from a temperate and wet world to the acidic hothouse it is...