Looking Back in Time
With contributions from NASA, the Euclid space telescope—a mission led by the European Space Agency with contributions from NASA—aims to find out why our universe is expanding at an accelerating rate.
Bending and Warping about Looking Back in Time
The Universe
Earth Information Center
For more than 50 years, NASA satellites have provided data on Earth's land, water, air, temperature, and climate. NASA's Earth Information Center allows visitors to see how our planet is changing in six key areas: sea level rise and coastal impacts, health and air quality, wildfires, greenhouse gases, sustainable energy, and agriculture.
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Image Of The Day
Hubble Sees a Spiral and a Star
This NASA/ESA Hubble Space Telescope Picture of the Week features a sparkling spiral galaxy paired with a prominent star, both in the constellation Virgo. While the galaxy and the star appear to be close to one another, even overlapping, they’re actually a great distance apart.
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