1. This is what a nebula looks like in visible light versus infrared.

NASA, ESA/Hubble and the Hubble Heritage Team / spacetelescope.org / spacetelescope.org
2. This is the Earth-moon distance to scale.

3. This is how thin our atmosphere actually is.

NASA / Via lasp.colorado.edu
There’s a reason scientists sometimes refer to it as the thin blue line.
4. We actually see slightly more than half the moon.
17 Space Pictures That Will Actually Make You Think

Thanks to something called lunar libration (basically, a wobbly orbit) we can get a peek of the other side of the moon.
5. This is what a sunset looks like on Mars.
.
mars.nasa.gov
6. For the first astronauts on Mars, Earth will be just a tiny speck in the sky.

NASA/JPL-Caltech/MSSS/TAMU / Via jpl.nasa.gov
7. This is what it looks like when planets form around a star.



See more on http://www.askranker.com/2015/11/17-space-pictures-that-will-actually.html

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