The biggest hurdle with SpaceShipOne was simply coming up with a safe reentry mechanism.
Second, the Russians are reintroducing multiple, independently-targetable reentry vehicles (MIRVs) on their land-based ballistic missiles.
His reentry to the national political dialogue this week was clumsy at best.
Learn more about how your community can strengthen its efforts around Prisoner Reentry.
WHITEHOUSE: Focus on Violence Prevention in Pennsylvania Town Hall
As a consequence, BOP would need to implement full or partial lockdowns and significantly reduce inmate reentry and training programs.
The 22, 000 heat protection tiles shield the shuttle from the 3, 000-degree Fahrenheit temperatures encountered during reentry into Earth's atmosphere for landing.
Had it survived reentry, the sensitive technology aboard could have been compromised.
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It aims only to drill down to 1, 400 feet beneath the seafloor, then plug and seal the hole for reentry next year.
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Imagine, for instance, the time-savings associated with simply being able to share a job posting across the company without the need for data-reentry.
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By promoting models like family drug courts, family-based treatment, and family-centered reentry programs, we can help families stay together and get better, together.
That's the safe reentry mechanism nobody had come up with before.
The satellite is likely to burn up during reentry, but there's concern that it could contain hydrazine fuel, which may be hazardous to people on the ground.
Apollo's successor, the Space Shuttle program, failed to capture America's imagination, or attention, except in 1986, when Challenger blew up, killing seven, and in 2003, when Columbia disintegrated on reentry, killing another seven.
Technologies being tested in the program include advanced guidance, navigation and control, thermal protection systems, avionics, high temperature structures and seals, conformal reusable insulation, lightweight electromechanical flight systems, and autonomous orbital flight, reentry and landing.
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The discussion centered largely around the work of the Chester Reentry Collaborative, and what more could be done to prevent youth violence and increase opportunity for young people as well as the role of fathers and parents as part of the solution.
WHITEHOUSE: Focus on Violence Prevention in Pennsylvania Town Hall
Despite valiant efforts by Roscosmos and other space agencies, the Russian probe Phobos-Grunt will be falling back to Earth over the weekend, most likely on Sunday night, according to projections by the Center for Orbital and Reentry Debris Studies at the Aerospace Corporation.
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