Challenger Webcast

For a description of Dr. Jeff’s webcast for Challenger Center on April 29, 2010, and resources for the classroom, please click HERE.

Countdown to Currently Scheduled Launches for the Student Spaceflight Experiments Program
SSEP Mission 17 to ISS Orbiter Payload Elapsed Time Since Return to Earth 12/22/23 on SpaceX CRS-29 My count-up
SSEP Mission 18 to ISS Surveyor Payload Countdown to Estimated Launch of SpaceX CRS-31 My countdown
SSEP Mission 19 to ISS Endeavour Payload Countdown to Estimated Launch of SpaxeX Vehicle (TBD) My countdown
SSEP Mission 20 to ISS Atlantis Payload Countdown to Estimated Launch of SpaxeX Vehicle (TBD) My countdown

Completed SSEP MissionsM - Mission, L - Launch Date, R - Return to Earth Date

M17: L - 11/9/23 SpaceX-29; R - 12/22/23 SpaceX-29
M16/14D: L-11/26/22 SpaceX-26, R-1/11/23 SpaceX-26
M15B/14C: L-8/29/21 SpaceX-23, R-9/30/21 SpaceX-23
M15A/14B: L- 6/3/21 SpaceX-22, R - 7/9/21 SpaceX-22
M14A: L - 12/06/20 SpaceX-21, R -01/13/21 SpaceX-21
M13: L - 07/25/19 SpaceX-18, R - 08/27/19 SpaceX-18
M12: L - 06/29/18 SpaceX-15, R - 08/03/18 SpaceX-15
M11: L - 08/14/17 SpaceX-12, R - 09/17/17 SpaceX-12
M10: L - 06/03/17 SpaceX-11, R - 07/02/17 SpaceX-11
M9: L - 02/19/17 SpaceX-10, R - 03/19/17 SpaceX-10
M8: L - 07/18/16 SpaceX-9, R - 08/26/16 SpaceX-9
M7: L - 04/08/16 SpaceX-8, R - 05/11/16 SpaceX-8
M6: L - 01/10/15 SpaceX-5, R - 02/10/15 SpaceX-5
M5: L - 07/13/14 Orb-2, R - 10/25/14 SpaceX-4
M4: L - 01/09/14 Orb -1, R - 03/10/14 Soyuz 36S
M3b: L - 01/09/14 Orb-1, R - 03/10/14 Soyuz 36S
M3a: L - 09/18/13 Orb-D1, R - 11/10/13 Soyuz 35S
M2: L - 10/07/12 SpaceX-1, R - 11/19/12 Soyuz 31S
M1: L - 05/22/12 SpaceX-D1, R - 07/01/12 Soyuz 29S
STS-135 (Atlantis): L - 07/08/11, R - 07/21/11
STS-134 (Endeavour): L - 05/16/11, R - 06/01/11

NCESSE News

New Flight Opportunity for School Districts: Announcing Student Spaceflight Experiments Program (SSEP) Mission 19 to the International Space Station, Starting September 2024Posted by Jeff Goldstein on February 29, 2024
New STEM Opportunity – Permanently Install a Voyage Scale Model of the Solar System in Your Community as a Focal Point for STEM EducationPosted by Jeff Goldstein on January 14, 2021
WATCH LIVE: Flight of SSEP Mission 14 ‘Apollo’, Launching on SpaceX CRS-21, Saturday, December 5, 2020, 11:39 am ETPosted by Jeff Goldstein on December 4, 2020
WATCH HISTORY LIVE TODAY – Launch of Astronauts on SpaceX Demo-2 Mission 3:22 pm ET, May 30, 2020Posted by Jeff Goldstein on May 30, 2020
SSEP Teachable Moment – WATCH LIVE – Video of Earth from the International Space Station, with MusicPosted by Jeff Goldstein on May 10, 2020

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