Asteroid-impact avoidance — Planetary defense redirects here. For defending against alien invasion in fiction, see alien invasion. Artist s impression of a major impact event. The collision between Earth and an asteroid a few kilometres in diameter releases as much energy… … Wikipedia
(2397) Lappajärvi — Asteroid (2397) Lappajärvi Eigenschaften des Orbits (Animation) Orbittyp Hauptgürtelasteroid Große Halbachse 3,0846 AE … Deutsch Wikipedia
Near-Earth Asteroid Tracking — (NEAT) is a program run by NASA and Jet Propulsion Laboratory to discover near Earth objects. The NEAT project began in December 1995 and ran until April 2007.[1] Contents 1 History 2 See also 3 … Wikipedia
2397 Lappajärvi — BASEPAGENAME is a main belt asteroid with an orbital period of 1978.6650442 days (5.42 years).cite web | url = http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2397 | title = JPL Small Body Database Browser | accessdate = 2008 05 09 | publisher = NASA] The… … Wikipedia
Alphabetische Liste der Asteroiden/L — Alphabetische Liste der Asteroiden – L Name Nummer Gruppe / Typ Laban 8539 Hauptgürtel Labeyrie 8788 Hauptgürtel Labs 5152 Hauptgürtel Lacadiera 336 Hauptgürtel Lacaille 9135 Hauptgürtel … Deutsch Wikipedia
Liste der Asteroiden – Hauptgürtel 2001–2500 — Die nachfolgende Tabelle enthält eine Teilliste der Asteroidenübersicht. Die in der ersten Spalte aufgeführten Ziffern geben die Reihenfolge ihrer endgültigen Katalogisierung an, dienen als Identifikationsnummer und gelten als Bestandteil des… … Deutsch Wikipedia
Near-Earth object — Asteroid 4179 Toutatis is a potentially hazardous object that has passed within 2.3 lunar distances … Wikipedia
99942 Apophis — Discovery[2] Discovered by Roy A. Tucker David J. Tholen Fabrizio Bernardi Discovery site Kitt Peak … Wikipedia
Impact event — Artist s impression of a major impact event. The collision between Earth and an asteroid a few kilometers in diameter may release as much energy as several million nuclear weapons detonating simultaneously. An impact event is the collision of a… … Wikipedia
Chicxulub crater — Imaging from NASA s Shuttle Radar Topography Mission STS 99 reveals part of the 180 kilometer (112 mi) diameter ring of the crater; clustered around the crater s trough are numerous sinkholes, suggesting a prehistoric oceanic basin in… … Wikipedia
