NASA's iconic Hubble observatory still has years of life left in it, and there are ideas in the works to perhaps keep it going for longer — but those proposals may be facing uphill battles.
The Hubble Space Telescope, launched in 1990, has been serviced five times by astronauts and remains in good health. But the telescope is aging and slowly falling toward Earth through natural drag from the atmosphere, so billionaire entrepreneur and private astronaut Jared Isaacman helped spearhead a proposal to send a maintenance mission to the telescope for the first time since 2009.
