Radiant (meteor shower) Radiant (meteor shower) The radiant or apparent radiant of a meteor shower is the celestial point in the sky from which (from the point of view of a terrestrial observer) the paths of meteors appear to originate. The Perseids, for example, are meteors which appear to come from a point within the constellation of Perseus. Meteor paths appear at random locations in the sky, but the apparent paths of two or more meteors from the same shower will converge at the radiant. The radiant is the vanishing point of the meteor paths, which are parallel lines in three-dimensional space, as
The Mysteries of the Horizon The Mysteries of the Horizon The Mysteries of the Horizon () is a 1955 Surrealist oil painting by René Magritte. The painting depicts three seemingly identical men in bowler hats. They are in an outdoor setting at twilight. Though they appear to be sharing the same space each one also seems to exist in a separate reality. Each is facing a different direction. In the sky above each figure is a separate waxing crescent moon. Men in bowler hats appear frequently in Magritte's work starting with his 1926 painting "The Musings of a Solitary Walker". They are represented as having