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Name: Transiting Exoplanet Survey Satellite (TESS) Begins Next Year in Space
Start: 2026-04-18T00:00:00-10:00
End: 2026-04-18T23:59:59-10:00
Location: High Earth Orbit (HEO)

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AIAA Defence Forum 2026

Apr 15 - Apr 18

Laurel MD, USA

AIAA secret/NOFORN event covering the strategic, programmatic, and technical topics and policy issues pertaining to the aerospace and defense community.

Transiting Exoplanet Survey Satellite (TESS) Begins Next Year in Space

Apr 18

High Earth Orbit (HEO)

Space telescope for NASA Explorers program reaches 8th full year / enters 9th year in space today, designed to search for exoplanets using the transit method in an area 400 times larger than that covered by Kepler / K2 mission; launched April 18, 2018.

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Established in 1976, Space Age Publishing Company operates its Hawaiʻi (1988) and California offices. Space Age publishes Space Calendar weekly since 1983 and Lunar Enterprise Daily, and pursues a business plan consistent with establishing a third office on the Moon.

Land Your Name + Message
on the Moon!

For a limited time you can send your name & message to the lunar surface on the Astrolab FLIP mission and the ILOA ILO-1 mission in 2026-2027.

ILO-1 will be mounted on the Astrolab FLEX rover lightbar, and operate on the Moon for 1+ years — broadcasting Space Calendar and messages back to Earth along with near real-time images of the celestial sky and the Moon, on a weekly basis.

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