... Its perihelion would occur on April 1, 1997, at which point the comet would be only 0.92 astronomical units from the Sun, just within the orbit of Earth. ...
... Feb. 9,1986 . Halley's Comet perihelion (its closest point to the Sun). ... Perihelion during the next pass of Halley's Comet (calculated by Donald K. Yeomans ... Perihelion during the following pass of Halley's Comet (D. Yeomans) . May 7, 2134 . ...
... But if the actual date of perihelion was off by 15 days from his prediction (as the 1992 perihelion had been off by 17 days), the comet and the Earth might be in the same place in space at the same time. ...
... 29 million miles) at its closest ( (perihelion ) to 70 million kilometers (43 ... of 59 kilometers/second (37 miles/second) near perihelion to a low of 39 kilometers ... But, when the planet is near perihelion in its orbit, its rapid motion around the ...
... The Earth is closest to the Sun -- at perihelion -- about 2 January, when the Sun is in the middle of Sagittarius, and farthest from the Sun -- at aphelion -- about 4 July, when the Sun is in the middle of Gemini. ...
... Stranded astronauts discover a life form that can thrive on Pluto and Charon at perihelion. Benford, Gregory & Carter, Paul Iceborn. 1989, Tor. ...