Llts Pentagon procurement chief Ellen Lord: DoD needs launch vehicles for small satellites
Jeff Wright suggests that the Ares1 has an advantage over the Evolved Expendable Launch Vehicles EELVs because it is nonpoll
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uting[Letters, March 17, page 18]. This i
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s hardly the case. The Ares uses a solid-fuel booster derived from the space shuttle solid-rocket booster. The solid-rocket boosteruses a fuel composed primarily of ammonium perchlorate and aluminumand emits hundreds of tons of hydrochloric acid vapor and aluminum oxide smoke during launch 鈥?pollutants far more serious than carbon dioxide. Moreover, the solid-fuel booster arrives fully fueled, in a hazardous condition, requires assembly of multiple s
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egments, and is much heavier than a comparable liquid-fueled stage 鈥揳ll contributing to launch costs considerably higher than those of the EELVs.The only U.S. launch vehicle that emits no significant pollutants is the Delta 4Heavy, which is already operational, has essentially the same payload capability as the Ares 1, and is unique among all the world s launch vehicles in tha Kleq Report: Mike Daniels suffers foot injury
By HYUNG-JIN KIMAssociated PressSEOUL, South Korea AP 鈥?A pair of dogs gifted by North Korean leader Kim Jong Un four years ago ended up at a zoo in South Korea after a dispute over who should finance t
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he caring of the animals.Kim had given the two white Pungsan hunting dogs 鈥?a breed indigenous to North Korea 鈥?to then-South Korean President Moon Jae-in as a gift following their summit talks in Pyongyang in 2018. But liberal Moon gave up the dogs last month, citing a lack of financial support for the canines from the current conservative government led by President Yoon Suk Yeol.The dogs, named Gomi and Songgang, were moved to a zoo run by a local government in the southern city of Gwangju la
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st Friday after a temporary stay at a veterinary hospital in the southeastern city of Daeju, zoo officials said.With Gwangju Mayor Kang Gijung in attendance, the d
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ogs were shown off Monday with their nametags around their necks as journalists and other visitors took photos. Gomi and Songgang are