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PX437 EXOPLANETS Discovery of debris around Vega Aumann et al. 1984, ApJL 278, 23 IRAS observation: Temperature ~ 85 K Extent ~ 20 arcsec ~ 85 AU Observed.

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Presentation on theme: "PX437 EXOPLANETS Discovery of debris around Vega Aumann et al. 1984, ApJL 278, 23 IRAS observation: Temperature ~ 85 K Extent ~ 20 arcsec ~ 85 AU Observed."— Presentation transcript:

1 PX437 EXOPLANETS Discovery of debris around Vega Aumann et al. 1984, ApJL 278, 23 IRAS observation: Temperature ~ 85 K Extent ~ 20 arcsec ~ 85 AU Observed IR spectrum with 10,000 K black body subtracted

2 PX437 EXOPLANETS Imaging of the debris disc around beta Pictoris Smith & Terrile 1984, Science 266, 1421 HST

3 PX437 EXOPLANETS

4 Molecular clouds VLT/ESO

5 PX437 EXOPLANETS Molecular cloud - Eagle Nebula HST

6 PX437 EXOPLANETS Molecular cloud - Eagle Nebula HST

7 PX437 EXOPLANETS Protoplanetary discs in Orion with HST McCaughrean & O’Dell 1996 AJ 111, 1977

8 PX437 EXOPLANETS


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