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Shock & Blast waves
S. R. Kulkarni
Supernova remnan. The blue emission is X-ray and arises
from relativistic electrons
Red (Xray). Green Forbidden Optical Line
Guitar nebula: Pulsar traveling at 2000 km/s
Black widow pulsar
The arrow marks
Proper motion of pul
Charge exchange!
Thin!
Galactic Spiral Density : leds
to Galactic scale shocks
Stellar wind bubble
Antenna galaxy: collision of gas
Leads to shocks - > star formation