Kris Tynski was driving home from work when he noticed a white dot flying overhead in Cape Breton. 

He took out his camera and zoomed in on what appeared to be a hot air balloon.

“From afar it didn’t look like much of anything, just a round, very small circle in the sky,” said Tynski. 

The aircraft, called the Atlantic Explorer, is actually a hydrogen gas balloon. Unlike a hot air balloon that requires a fuel source to heat air, the Atlantic Explorer requires no heat and uses hydrogen, which allows it to stay aloft much longer.

That's good news considering the balloon and its three pilots are on …