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An average of 30 new discoveries are added each week. [142] The Catalina Sky Survey [143] (CSS) is one of NASA's four funded surveys to carry out a 1998 U.S. Congress mandate to find and catalog by the end of 2008, at least 90 percent of all near-Earth objects (NEOs) larger than 1 kilometer across. CSS discovered over 1150 NEOs in years 2005 to ...
The Mars Global Surveyor, active from 1997 to 2006, was the first spacecraft able to image Mars in high enough resolution to detect new impacts, with a resolution of up to 1.5 meters (4.9 ft). The first detected impact, a 14.4-meter (47 ft)-diameter crater in southern Lucus Planum , happened between 27 January 2000, and 19 March 2001. [ 2 ]
In 2006, almost 30 years after von Braun’s death, Apogee Books (Canada) published White’s translation as Project Mars: A Technical Tale. As of 2025, the original German text remains unpublished. Set in the 1980s, the novel describes the first human mission to Mars and its encounter with benevolent Martians there.
99942 Apophis (provisional designation 2004 MN 4) is a near-Earth asteroid and a potentially hazardous object, 450 metres (1,480 ft) by 170 metres (560 ft) in size, [3] that caused a brief period of concern in December 2004 when initial observations indicated a probability of 2.7% that it would hit Earth on Friday, April 13, 2029.
Asteroid impact prediction is the prediction of the dates and times of asteroids impacting Earth, along with the locations and severities of the impacts. The process of impact prediction follows three major steps: Discovery of an asteroid and initial assessment of its orbit which is generally based on a short observation arc of less than 2 weeks.
Over the next 12 months, the 18 analysts following the stock and offering year-out price targets have a wide range of opinions on the company. Forecasts range from a low of $21.46 to a high of $70 ...
Robert Zubrin (/ ˈ z uː b r ɪ n /; born April 9, [1] 1952 [2]) is an American aerospace engineer, author, [3] and advocate for human exploration of Mars.He is also an advocate for U.S. space superiority, writing that "in the 21st century, victory on land, sea or in the air will go to the power that controls space" and that "if we desire peace on Earth, we need to prepare for war in space."
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