<ul data-eligibleForWebStory="false">Apolink, a YC-backed space-tech startup by a 19-year-old, raises $4.3M seed funding.Aim is real-time connectivity network for LEO satellites, addressing satellite connectivity challenges.Startup plans 32-satellite constellation for 99% uptime, low latency connectivity solution.Funding backed by Y Combinator, multiple investors.Startup aims for 2026 demo mission, commercial constellation by 2028. Secures $140M LOI.