Registration Deadline: EXTENDED to Feb 14, 2025 Alex Grab is the Director of Offsite Programming at the Space Foundation, and shares about the Space Sustainability Competition for 7th-8th grade students based in the United States. Why does space junk matter? Space debris includes defunct satellites, rocket parts, and fragments that orbit Earth at high speeds. These objects pose serious risks to active satellites, space missions, and even essential services on Earth like GPS, communications, ...