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Monthly Archive: July 2019

NASA Promised More Smaller, Earth-size Exoplanets. TESS is Delivering.

When NASA launched TESS (Transiting Exoplanet Survey Satellite) in 2018, it had a specific goal. While its predecessor, the Kepler spacecraft, found thousands of exoplanets, many of them were massive gas giants. TESS was sent into space with a promise: to find smaller planets similar in size to Earth and Neptune, orbiting stable stars without … Continue reading “NASA Promised More Smaller, Earth-size Exoplanets

The Moon is Older Than Scientists Thought

The most comprehensive and widely-held theory of how the Moon formed is called the ‘giant impact hypothesis.’ That hypothesis shows that about 150 million years after the Solar System formed, a roughly Mars-sized planet named Theia collided with Earth. Though the timeline is hotly-debated in the scientific community, we know that this collision melted Theia … Continue reading “The Moon is Older Than Scientists Thought” The post The Moon is Older Than Scientists Thought appeared first on Universe Today

The Lunar Gateway Will be in a “Near-Rectilinear Halo Orbit”

After months of discussion, the space agencies behind the Lunar Gateway have decided how the space station will orbit the Moon. NASA and the ESA are developing the Lunar Gateway jointly, and the orbital path that it will follow around the Moon is a key part of mission design. It’ll affect all the vital aspects … Continue reading “The Lunar Gateway Will be in a “Near-Rectilinear Halo Orbit”” The post The Lunar Gateway Will be in a “Near-Rectilinear Halo Orbit” appeared first on Universe Today .

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