About the Image
NASA press release
NASA caption
NASA caption
| Id: | opo0215g |
| Type: | Observation |
| Release date: | 3 July 2002, 06:00 |
| Size: | 624 x 445 px |
About the Object
| Name: | Cassiopeia A, SNR 111.7-02.1 |
| Type: | • Milky Way : Nebula : Type : Supernova Remnant • Nebulae Images/Videos |
| Distance: | 11000 light years |
Colours & filters
| Band | Wavelength | Telescope |
| Optical B |
450 nm | Hubble Space Telescope WFPC2 |
| Optical R |
675 nm | Hubble Space Telescope WFPC2 |
| Infrared Z |
850 nm | Hubble Space Telescope WFPC2 |
