best boyfriends

Glossary of chat acronyms & text shorthand. 2014.

Look at other dictionaries:

  • Einstein Observatory — (HEAO 2) was the first fully imaging X ray telescope put into space and the second of NASA s three High Energy Astrophysical Observatories. Named HEAO B before launch, the observatory s name was changed to honor Albert Einstein upon its… …   Wikipedia

  • HEAO Program — The High Energy Astronomy Observatory Program was a NASA program of the late 1970s and early 1980s that included a series of three large low Earth orbiting spacecraft for X ray and Gamma Ray astronomy and Cosmic Ray investigations. After launch,… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.