How big is our galaxy? Just how small is an atom? I’m often awestruck by the relative sizes of things in the Universe. Try exploring the relative Scale of the Universe in this amazing animation!

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SSERVI Science Teams

Inspiration Room

NLSI Inspiration Room

Did you know?

On July 20, 1969, Neil Armstrong became the first person to set foot on the Moon.

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Upcoming Events

  1. 2016 NASA Human Research Program Investigators’ Workshop

    February 8 @ 8:00 am PST - February 11 @ 5:00 pm PST
  2. Journey Through the Universe

    March 4 @ 8:00 am PST - March 11 @ 5:00 pm PST
  3. Microsymposium 57: Polar Volatiles on the Moon and Mercury

    March 19 - March 20
  4. LPSC

    March 21 @ 8:00 am PST - March 25 @ 5:00 pm PST
  5. European Geosciences Union

    April 17 @ 8:00 am PST - April 22 @ 5:00 pm PST
  6. 4th European Lunar Symposium

    May 18 @ 8:00 am PST - May 19 @ 5:00 pm PST
  7. Exploration Science Forum 2016

    July 20 @ 8:00 am PST - July 22 @ 5:00 pm PST
  8. COSPAR 2016

    July 30 @ 8:00 am PST - August 7 @ 5:00 pm PST