Mercury-Redstone 4 - Wikipedia
Mercury-Redstone 4 was the second United States human spaceflight, on July 21, 1961. The suborbital Project Mercury flight was launched with a Mercury-Redstone Launch Vehicle, MRLV-8. The spacecraft, Mercury capsule #11, was nicknamed Liberty Bell 7. It was piloted by astronaut Virgil "Gus" Grissom.
New Evidence Shows That Gus Grissom Did Not Accidentally Sink …
2021年7月21日 · How did Mercury astronaut Gus Grissom, after a near-perfect flight on just the second U.S. space mission, inadvertently “blow” the escape hatch prematurely on his Liberty Bell 7 capsule, causing...
The Sinking of Liberty Bell 7: Gus Grissom’s Near-Fatal Mission
2021年7月21日 · Grissom’s capsule, Liberty Bell 7, sank after the successful splashdown in the Atlantic, and Grissom came close to drowning. The six Mercury flights from 1961-1963 produced several nerve-racking moments, but Grissom’s was the …
Researchers: Gus Grissom Didn't Trigger Mercury Capsule Hatch ... - NPR
2021年7月22日 · A U.S. Marines helicopter hovers over the Atlantic ocean during an attempt to retrieve astronaut Gus Grissom's Liberty Bell 7, which sank 15,000 feet shortly after splashdown on July 21, 1961.
Mercury-Redstone 4: Liberty Bell 7 - NASA
2024年5月15日 · Liftoff of MR-4 (Mercury-Redstone), Liberty Bell 7, on July 21, 1961. MR-4 mission was the second marned suborbital flight and carried Astronaut Virgil Grissom aboard the Liberty Bell 7 spacecraft in space for a duration of 15-1/2 minutes.
Cosmosphere Celebrates 60th Anniversary of Liberty Bell 7
On Wednesday, July 21, the Liberty Bell 7 mission celebration will be all day long. Visitors can view the spacecraft and take advantage of special discounts in the gift store ( online and in-store mention the discount code: “Gus”) to celebrate Liberty Bell 7’s Anniversary.
Liberty Bell 7: Gus Grissom's Capsule Lost at Sea - YouTube
2022年4月11日 · Liberty Bell 7 is the capsule used in the United States' second attempt to send a human into space (Mercury-Redstone 4). On July 21, 1961, Gus Grissom successfully...
Liberty Bell 7: The Peril and Promise of Space Exploration
On July 21, 1961, with a 15-minute suborbital flight of the Mercury spacecraft Liberty Bell 7, Gus Grissom became the second American in space. The flight was by-the-book until splashdown when the explosive-powered hatch jettisoned prematurely, …
Recovering Liberty Bell 7 | Boos Research Center
to find, recover and bring back the Liberty Bell 7 capsule to Cape Canaveral after it had spent the past 38 years 15,000 feet below the ocean surface following Grissom's sub-orbital flight in 1961.
Liberty Bell 7 | Boos Research Center
The spacecraft, Mercury capsule #11, was nicknamed the Liberty Bell 7. It was piloted by astronaut Virgil "Gus" Grissom. The spaceflight lasted 15 minutes 30 seconds, reached an altitude of more than 102.8 nautical miles, and flew 262.5 nautical miles downrange, landing in …