Space and Astronomy Atlas

How The Universe Works
Celestial Objects

Apophis

Near-Earth Asteroid

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Apophis, formally 99942 Apophis, is a near-Earth asteroid and potentially hazardous object roughly 450 by 170 metres in size, discovered in 2004 and closely tracked ever since for its repeated close approaches to Earth.

Facts
Object Type
Near-Earth asteroid 1
Discovery Year
2004 1
Cross-Tradition Connections

Orbits

Sources
1. Wikipedia (space and spaceflight articles)
Wikimedia Foundation99942 Apophis, lead section
Quote, 99942 Apophis, lead section
a near-Earth asteroid and a potentially hazardous object
1. Wikipedia (space and spaceflight articles)
Wikimedia Foundation99942 Apophis, infobox (Discovery date)
Quote, 99942 Apophis, infobox (Discovery date)
19 June 2004
1. Wikipedia (space and spaceflight articles)
Wikimedia FoundationIn Category: Celestial Objects, 99942 Apophis, Wikipedia summary
1. Wikipedia (space and spaceflight articles)
Wikimedia FoundationOrbits: Sun, 99942 Apophis, lead section (near-Earth classification)
Quote, Orbits: Sun, 99942 Apophis, lead section (near-Earth classification)
99942 Apophis (provisional designation 2004 MN4) is a near-Earth asteroid and a potentially hazardous object
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