Orbital 20 (stilizirani naslov glasi 2Orbital) je dupli kompilacijski album dua elektronske muzike Orbital. Sadrži singlove, pjesme sa studijskih albuma kao i nekoliko remiksa. 

Ovo izdanje je treće izdanje hitova, a izdato je povodom obilježavanja dvadeste godišnjice prvog izdanja ovog benda.

CD 1

1. "Chime" (Live Style Mix) 4:19
2. "Belfast" 8:09
3. "Satan" 6:16
4. "Halcyon" (Tom Middleton Re-Model) 8:20
5. "Lush 3" 10:22
6. "Impact" (Live from Royal Albert Hall) 12:39
7. "Are We Here (Who Are They?)" 7:33
8. "The Box" 4:17
9. "Nothing Left (Much Ado About Nothing Left)" 5:13
10. "One Perfect Sunrise" (Radio Edit) 3:48

CD 2

1. "Omen" 7:01
2. "Choice" 5:34
3. "The Naked and the Dead" 6:25
4. "Sad But True" 7:50
5. "Style" 4:07
6. "Funny Break (One Is Enough)" 3:57
7. "The Girl with the Sun in Her Head" 10:29
8. "Remind" (Live From New York) 6:51
9. "Lush" (Herve's 'Tree and Leaf' Remix) 5:06
10. "Impact (The Earth Is Burning)"