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light sail

LightSail (Solar Spaceship) Test Flight Ends with Fiery Re-entry

    Topics: lightsail, light propulsion, solar propulsion The LightSail test mission is formally over. Following a twenty five day stay in low-Earth orbit, the spacecraft re-entered back into Earth’s atmosphere Sunday afternoon. Orbital...
sun, earth and moon

Why isn’t it scorching when we are 5 million km nearer to the sun...

There’s something in regards to the geometry of space that’s never made sense to me. I know that the axial tilt of the Earth is the rationale we've got seasons, but...
this week in science september 2016

Brief: This Week In Science – 10th to 16th September 2016

Energy Scotland unveiled a turbine for the world's first large scale tidal energy farm. Source: The Guardian Neuroscience Brain-Machine interface enables monkeys to type a passage from Shakespeare. Source: Factor Space ESA's Gaia spacecraft tool its first sky...

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