Well some stealth is base on spoofing part of a radar return. Absorb as much of the incoming radar as possible and alter the reflection using a phased array.

Well some stealth is base on spoofing part of a radar return. Absorb as much of the incoming radar as possible and alter the reflection using a phased array. So its not impossible just more expensive. According to the crew on the USS Zumwalt they can make a 600' ship look as large as a cruise ship or as small as a fishing vessel. This ship is covered in radar absorbent materials and has a giant phased array to accomplish this.