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Peter Klupar is presenting on Breakthrough Starshot at Access Space 2019. Peter reviewed the Breakthrough initiatives, Breakthrough prize, Breakthrough Listen and the Junior Breakthrough challenge. Breakthough Watch looks at exoplanets up to 15 light years away. The

James Benford presents his Ultrahigh Acceleration Neutral Particle Beam-Driven Sails at Space Access 2019. The Neutral Particle Beam-Driven Sails could enable an interstellar probe to alpha centauri that would be 1000 times larger and 60% of the speed of the …

Positron Dynamics will use Krypton isotopes to generate positrons and catalyze fusion propulsion. #SpaceAccess2019

Jeff's new idea is to take the energy from the passage through the plasma of space to use on the reaction mass that a spacecraft is carrying. This the Drag-powered reaction: Q-Drive. #SpaceAccess

The reason for a space Gravity lab is that we do not know the long term effects of partial gravity and do not know if it is safe for humans to live at partial gravity. If we want to colonize …

Momentus Space's Water-Plasma Propelled In-Space Transportation Services. Vigoride Extended will be able to take 200 kilogram from low-earth orbit to lunar orbit. It could take 300 kilograms from low-earth orbit to GEO. The cost would be $100,000/kg.

EXOS Aerospace has reusable suborbital research rockets. #SpaceAccess2019