Cannot download Voltz

[Grigor54321]

Last night I saw now much fun voltz is with the ICBM mod and general science but when I tryed to download it says :

Connecting to www.Minecraft.net...

Checking for Minecraft Update

0% Download Failed, retries remaining: 2

0% Download Failed, retries remaining: 1

0% Download Failed, retries remaining: 0

I have tried the clear cache, download first verison and update further but all of the methods i try don't work and i am giving it 16MB of storge if this happened/is happening to anyone else can you please help thank you.

(note. I cannot download the first or any versions)