I was driving east boound o I-70 at o525 am going to pick up my farther in law, i glanced to the south east seeing this thing just sitting there in the sky, very bright very noticable, looking around not seeing no other stars, i was about a mile east of chapman ks when i frist seen it and keeping one eye on the road looked to see the time on my dash, so i know what time it was, kept looking over to see if it would move or not, as i got closer to the rest area west of Juction City, it moved out of my veiw, could have been cloud cover or it had move. just before i got to my arivle ponit i stoped on the highest ponit i could and looked for it again, but it was gone.1. Driving west to east2. it's brightness and no other stars3. STS Maybe4. motionless5. surprise tryed to keep it in sight6. posiably cloud cover