planet X


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Related to planet X: Pluto, wiggle, on one

planet X

(ɛks)
n.
a hypothetical tenth planet beyond the orbit of Pluto.
References in periodicals archive ?
NEW RESEARCH PRESENTED at the American Astronomical Society meeting in Denver suggests that interactions between small objects in the outer solar system--rather than a hypothetical "Planet X" --could be the reason some of these far-flung objects follow odd trajectories.
After much chalkboarding and numerous astronomical calculations, the scientists came to a consensus on the presence of Planet X - a 9th 'planet', large enough to assert its gravitational dominance to clear out debris from its neighbourhood and hold dwarf planets in position.
Ryan Mullen (Planet X) put in a powerful performance last Wednesday night to hold off the challenge of the previous week's second and first, Will Haynes (Blackhawk Bikes) and Conan Mayman (Team Bglobal), winning all three of the sub-events to take the overall win.
This was Planet X which, between 1983 and 1993, added a great deal of colour, together with a great deal of darkness and gothic glamour, to the city's club scene.
RESULTS ( Mike Binks Memorial Road Race: 1 Malcolm Elliott (Pinarello) 62 miles 2-21-15, 2 M Lovatt (Planet X) same time; 3 L Meadows (Cleveland Whs) @51 secs, 4 A Weaver (Doncaster Whs); 5 D Coulson (JE James RT); 6 S MaCGregor (C21 Multisport) all same time; 7 C Belsham (York Cycleworks) @58 secs, 8 M Wordsworth (JE James); 9 G Hewitt (JE James); 10 I Taylor (Sunderland Clarion).
Mark Hazelwood predicts hurricanes and tidal waves will sweep the Earth as 'Planet X' causes chaos to gravity.
Still No Planet X "The twin Pioneer 10 and 11 spacecraft have found no evidence for a planet beyond the orbit of Pluto.
PLANET X's Ryan Mullen met a worthy challenger in mid-Wales visitor Daniel Davies (Team Wallis) at Marsh Tracks.
Matt Limacher Ystwyth CC in the shape of Ieuan Davies and James Purkiss provided some interesting opposition for Planet X's 17-year-old talent Ryan Mullen this time, but it was Rhuddlan semi-pro Matt Limacher (Maxgear RT) who was the only real threat in the main hour long race.
The event was won by Planet X's Ceri Pritchard in 49-50.
THE Graham Weigh Cycles Series at Marsh Tracks in Rhyl saw Ryan Mullen (Planet X) taking the overall win in the senior omnium after combined results for the 'devil'' elimination race, handicap and unknown distance events.