description LightSail 2 Overview
Planetary Society cubesat launched in 2019 that demonstrated controlled solar sailing in Earth orbit, using sunlight pressure as its sole means of propulsion.
insights Why this score
LightSail 2 ranks #80 of 101 in the Spacecraft ranking, behind Soyuz 7K-OK, ahead of Buran.
Successful controlled solar-sail demonstration by a nonprofit cubesat, technically admired though modest scale.
help LightSail 2 FAQ
How good is LightSail 2?
LightSail 2 scores 7.55/10 (Good) on Lunoo, making it a well-rated option in the Spacecraft category. Successful controlled solar-sail demonstration by a nonprofit cubesat, technically admired though modest scale.
What are the best alternatives to LightSail 2?
See our alternatives page for LightSail 2 for a ranked list with scores. Top alternatives include: Explorer 1, Vostok 6, Mercury Friendship 7.
How does LightSail 2 compare to Explorer 1?
See our detailed comparison of LightSail 2 vs Explorer 1 with scores, features, and an AI-powered verdict.
Is LightSail 2 worth it in 2026?
With a score of 7.55/10, LightSail 2 is a solid option in Spacecraft. See all Spacecraft ranked.
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