description IBEX Overview
IBEX is NASA's 2008 Interstellar Boundary Explorer, notable for mapping the heliosphere's edge using energetic neutral atoms from Earth orbit.
insights Why this score
IBEX ranks #163 of 212 in the Space Mission ranking, behind Chang'e 5-T1, ahead of RHESSI.
help IBEX FAQ
How good is IBEX?
IBEX scores 6.95/10 (Fair) on Lunoo, making it rated in the Space Mission category.
What are the best alternatives to IBEX?
See our alternatives page for IBEX for a ranked list with scores. Top alternatives include: IMAP, Lunar Reconnaissance Orbiter, 2001 Mars Odyssey.
How does IBEX compare to IMAP?
See our detailed comparison of IBEX vs IMAP with scores, features, and an AI-powered verdict.
Is IBEX worth it in 2026?
With a score of 6.95/10, IBEX is a solid option in Space Mission. See all Space Mission ranked.
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