News articles tagged with 'orbit' (Page 13)
[chronologically, reverse order]
Hidden planet pushes the ring of the star a billion miles off-centre
— 13 Jun 2007 20:39 | AstronomyA young star's strange elliptical ring of dust likely heralds the presence of an undiscovered Neptune-sized planet, says a University of Rochester astronomer in the latest Monthly Notices…
Many new planets reported
— 29 May 2007 22:10 | AstronomyThe worlds largest and most prolific team of planet hunters announced the discovery of 28 new planets outside our solar system, increasing to 236 the total number of known exoplanets.…