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PX437 EXOPLANETS Solar wobble Displacement of the Sun over 45-year period, as observed from 33 light-years away. NASA JPL.

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Presentation on theme: "PX437 EXOPLANETS Solar wobble Displacement of the Sun over 45-year period, as observed from 33 light-years away. NASA JPL."— Presentation transcript:

1 PX437 EXOPLANETS Solar wobble Displacement of the Sun over 45-year period, as observed from 33 light-years away. NASA JPL

2 PX437 EXOPLANETS Astrometry with HST Benedict et al. 2006, AJ 132, 2206

3 PX437 EXOPLANETS SOPHIE spectrograph at Haute-Provence Observatory

4 PX437 EXOPLANETS

5 Radial Velocity discovery of 51 Peg b Mayor & Queloz 1995, Nature 378, 23

6 PX437 EXOPLANETS

7 Jupiter

8 PX437 EXOPLANETS Jupiter Saturn Earth

9 PX437 EXOPLANETS Keith Horne

10 PX437 EXOPLANETS Keith Horne

11 PX437 EXOPLANETS Migration

12 PX437 EXOPLANETS Mordasini et al 2009

13 PX437 EXOPLANETS Multiple systems: Ups And c/d

14 PX437 EXOPLANETS HD10180 Lovis et al 2010Multiple planets

15 PX437 EXOPLANETS HD10180 Lovis et al 2010

16 PX437 EXOPLANETS HD10180 Lovis et al 2010

17 PX437 EXOPLANETS 1.3 M E planet around Proxima Cen K * =1.4 m s -1 P=11.2 d a p =0.05 AU T p =234 K Anglada-Escude et al. 2016, Nature

18 PX437 EXOPLANETS Eccentric orbits

19 PX437 EXOPLANETS

20 Metallicity Fischer & Valenti 2003, 2005

21 PX437 EXOPLANETS Masses Udry 2010

22 PX437 EXOPLANETS Earth-mass planet around alpha Cen B Dumusque et al 2012

23 PX437 EXOPLANETS Earth-mass planet around alpha Cen B

24 PX437 EXOPLANETS Earth-mass planet around alpha Cen B

25 PX437 EXOPLANETS Earth-mass planet around alpha Cen B

26 PX437 EXOPLANETS Discovery of planets orbiting a pulsar Wolszczan & Frail 1992, Nature 355, 145

27 PX437 EXOPLANETS The black widow pulsar (B1957+20) Red=X-ray; blue/green=optical

28 PX437 EXOPLANETS V391 Peg b discovered by timing method Silvotti et al. 2007, Nature 449, 189


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