multiwavelength astronomy: your world in different light image from nasa

Multiwavelength Astronomy: Your World in Different Light

Image from NASA

Infrared Dog

• False color images of a dog photographed in the infrared

• Which parts are hottest? Coolest? Can you normally tell just by looking?

Image from Cool Cosmos

X-Ray Challenge

• This X-Ray image was taken of a closed object.

• What ordinary object do you think this is?

• What are the bright areas made of?

max =3,000,000 (K•nm)Temperature (K)

max: wavelength of maximum intensity (in nanometers)K: Kelvinnm: nanometers

Galaxy Features

X-Ray: Hot Gas Radio: Cool Gas

Visible:Most Other Stars

Ultraviolet:Young, Hot Stars

Infrared:Dust

This is a galaxy called M33 viewed in 5 different wavelengths…

Multiwavelength Astronomy

Galaxies in Different Light


Crab Nebula

Crab (VLT)

U5 (UIT) X4 (Chandra)

F7 (Herschel) R9 (NRAO)


Centaurus A

Centaurus A (NOAO)

X3 (Chandra)

F8 (Herschel)

M7 (Spitzer)

R7 (NRAO)


Antennae

Antennae (Hubble)

X5 (Chandra)

F1 (Herschel)

M6 (Spitzer)

R8 (VLA)


Cassiopeia A

Cassiopeia A (Hubble)

X6 (Chandra)

F2 (Herschel)

M2 (Spitzer)

R11 (NRAO)


Large Magellanic Cloud

LMC (AAO)

U4 (Rocket) X1 (ROSAT)

F3 (Herschel) R10 (RAIUB)


Triangulum

Triangulum (INT)

U1 (UIT) X8 (ROSAT)

M4 (Spitzer) R2 (NRAO)


Orion

Orion (Hubble)

X2 (XMM)

F9 (Planck)M3 (Spitzer)

N1 (VISTA)


M81

M81 (Gendler)

U2 (UIT) X12 (Chandra)

F5 (Herschel) R1 (VLA)


M87

M87 (AAT)

X9 (Chandra)

F4 (Herschel)

M5 (IRAS)

R4 (NRAO)


Sombrero

Sombrero (Hubble)

X10 (Chandra)

M1 (Spitzer)

N2 (2MASS)

R3 (VLA)


M82

M82 (Gendler)

X11 (Chandra)

F6 (Herschel) R5 (VLA/Merlin)

M8 (Spitzer)


Andromeda

Andromeda (Gendler)

U3 (GALEX) X7 (XMM-Newton)

F10 (Herschel) R6 (Effelsberg)

multiwavelength astronomy: your world in different light image from nasa

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