earth-orbit escape
41Snowball Earth — The Snowball Earth hypothesis as it was originally proposedcite book author = Kirschvink, J.L. year = 1992 chapter = Late Proterozoic low latitude global glaciation: The snowball Earth title = The Proterozoic Biosphere: A Multidisciplinary Study… …
42Non-inclined orbit — A non inclined orbit is an orbit which is contained in the plane of reference. The inclination is 0 for prograde orbits, and π (180°) for retrograde orbits. If the plane of reference is the equator, these orbits are called equatorial; if the… …
43Planetary data for Earth — ▪ Table Planetary data for Earth mean distance from Sun 149,600,000 km (1.0 AU) eccentricity of orbit 0.0167 inclination of orbit to ecliptic 0.000° Earth year (sidereal period of revolution) 365.256 days mean orbital velocity 29.79 km/sec… …
44Doom II: Hell on Earth — The cover artwork for Doom II: Hell on Earth, painted by fantasy artist Gerald Brom, depicts the Doom space marine firing a double barreled shotgun at a Cyberdemon. Developer(s) id Software …
45The Escape Orbit — (British title: Open Prison) is a science fiction novel by northern Irish author James White, published in 1963. It was a finalist at the Nebula Award. It tells the story of an human, Warren, who is abandoned on a prison planet by an alien race,… …
46N.O.V.A. Near Orbit Vanguard Alliance — Near Orbit Vanguard Alliance Promotion image for the PlayStation Minis release of the game. Developer(s) Gameloft Publisher(s) Gameloft …
47List of Solar System probes — For a list of active probes only, see List of active Solar System probes. For a list of landers only, see Landings on other planets. This is a list of all space probes that have left Earth orbit (or were launched with that intention but failed),… …
48Moon landing — For other uses, see Moon landing (disambiguation). Still frame from the video transmission of Neil Armstrong stepping onto the surface of the Moon at 02:56 UTC on 21 July 1969. An estimated 500 million people worldwide watched this event,… …
49Satellite — This article is about artificial satellites. For natural satellites, also known as moons, see Natural satellite. For other uses, see Satellite (disambiguation). An animation depicting the orbits of GPS satellites in medium Earth orbit …
50Spaceflight — For the magazine published by the British Interplanetary Society, see Spaceflight (magazine). For the 1985 PBS documentary series narrated by Martin Sheen, see Spaceflight (TV series). For the Sam Lazar album, see Space Flight (album). Part of a… …
