Dr. Don Thomas, NASA Astronaut, invites students worldwide to participate in ISSC-2026
The International Space Science Competition (ISSC-2026) invites school students from India, Taiwan, Uganda, Singapore, Malaysia, and across Asia and the Gulf region, including Japan, China, Indonesia, Thailand, Vietnam, Saudi Arabia, UAE, Qatar, Oman, and Bahrain.
ISSC-2026 is conducted online by Go4Guru. Students from all schools can register, take a multiple-choice online examination, and qualify for recognition, advanced selection rounds, and an opportunity to participate in a NASA Educational Tour (USA) scheduled between September and December 2026.
Registration is completely free. The online examination consists only of Multiple Choice Questions (MCQs). Results and grades will be announced on 5 May 2026. Eligible students can download their official ISSC Grade Certificate, signed by NASA Astronaut Dr. Don Thomas and Mr. Kayamboo Ramalingam, Founder & CEO, Go4Guru Inc.
Registration opens on 15 January 2026 at 6:00 PM (IST). Please check this website regularly for updates and announcements.
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Online Examination
The ISSC 2026 Online Examination is conducted fully online and consists
only of Multiple Choice Questions (MCQs).
Awards (Based on Online Exam Performance)
Semi Final – MCQ Selection Test
Only ISSC Best Performers are eligible to attend the
Semi Final round, which will be an offline MCQ-based selection test.
Dates and venues will be announced separately for different states and countries.
Final Round – Live Quiz
Shortlisted candidates from the Semi Final will participate in a
Live Quiz Program conducted by industry professionals.
The Top 3 performers from the Final Round will be declared as ISSC 2026 Winners and they will receive their certificate from Dr.Don Thomas, NASA Astronaut, USA.
Among the three winners, one seat is reserved for a deserving student from an economically weaker background.
NASA Educational Tour – Participation Policy
Participation in advanced rounds is subject to eligibility criteria. Decisions of the organizing committee shall be final.
Schools are invited to officially partner with ISSC 2026 – International Space Science Competition. Partner schools may get opportunities to host Astronaut interactions and special academic events.
Online Test Begins:
15 January 2026, 6:00 PM (IST)
Last Date for Registration:
30 April 2026, 6:00 PM (IST)
✔ Results & Certificates: 5 May 2026
✔ Final Test & Winners Announcement
(By Astronaut, for all States & Countries):
20 – 30 June 2026
✔ NASA Educational Tour:
September – December 2026
(Multiple batches)
The ISSC 2026 Online Examination is available on multiple platforms for your convenience. Students may register and take the exam on any platform, and can continue seamlessly across platforms using the same login credentials.
Available Platforms
* Registration is free.
* Register now and take the online test.
* Use the same login credentials across all Go4Guru platforms.