Learn Everything About Astronomy & Astronauts Check out our free astronomy glossaries or check out our blog on astronauts and space. Check Our Free Glossaries! Astronomy & Space Science Glossaries Astrobiology Glossary Astrochemistry Glossary Astronomical History & Mythology Glossary Astronomical Objects Glossary Astronomical Phenomena Glossary Astronomical Units & Measurements Glossary Astrophysics Glossary Cosmology Glossary Planetary Science Glossary Rocketry & Propulsion Glossary Space Exploration Glossary Space Weather Glossary Telescopes & Observatories Glossary Recent Blog Posts What Happens if You Fart in Space? Why Is There Light on Earth but Not in Space? What Happens to Water in Space? How Do Astronauts Breathe in Space? Why Is It Cold in Space? Why Is There No Oxygen in Space? What Happens if You Take Your Helmet off in Space? How Fast Can We Travel in Space? Why Is It Dark in Space? Why Do Astronauts Float in Space? Why Is There No Light in Space? What Do Astronauts Do in Space? 1 Year in Space Is How Many Years on Earth? What Do Stars Look Like in Space? What Happens if You Shoot a Gun in Space? Previous 12345 Next
