3677 Life in the Universe: Extra-solar planets. Dr. Matt Burleigh www.star.le.ac.uk/mrb1/lectures.html. Course outline. Lecture 1 Definition of a planet A little history Pulsar planets Doppler “ wobble ” (radial velocity) technique Lecture 2 Transiting planets Transit search projects
Dr. Matt Burleigh
Above, left to right: limb of Sun, late M (red) dwarf, L brown dwarf, T brown dwarf, Jupiter.
The coolest stars, old brown dwarfs and gas giant planets have the same radii!
New York Times 16th April 1963
Blue: radial velocity, Green: transiting, Red: microlensing, Orange: direct imaging, Yellow: pulsar timing
873 planets detected by Doppler Wobble inc. 142 multiple systems
M* from spectral type
Top right: 55 Cancri multiple-planet system (4, maybe 5 planets)
Bottom right: 3 planet HD37124 system