Encyclopedia > Astronautics

Article Content

Astronautics

Astronautics is the study and practice of travel by humans outside the Earth's atmosphere. Such travellers are called astronauts.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Urethra

... females than males. Urethritis is a common cause of dysuria[?] (pain when urinating). Related to urethritis is so called urethral syndrome[?] Passage of kidney stones ...