|
Big Sky, Montana (United States)
|
2020-01-23
|
Circle |
00:03:00 |
|
Yellowstone National Park, Wyoming (United States)
|
2020-01-04
|
Sphere |
00:30:00 |
|
Big Sky, Montana (United States)
|
2019-10-15
|
Star-like |
00:00:25 |
|
Yellow Stone Park, Wyoming (United States)
|
2019-05-17
|
Square, Rectangular |
00:00:20 |
|
Big Sky, Montana (United States)
|
2018-02-01
|
Other |
|
|
Moran, Wyoming (United States)
|
2017-09-17
|
Oval |
00:04:00 |
|
Big Sky, Montana (United States)
|
2017-09-12
|
Disc |
02:00:00 |
|
Spencer, Idaho (United States)
|
2017-07-22
|
Sphere |
00:30:00 |
|
Saint Anthony, Idaho (United States)
|
2016-04-02
|
Oval |
Undisclosed |
|
Pray/Livingston (between), MT
|
2016-02-28
|
Cigar |
1 minute |
|
West Yellowstone, Montana (United States)
|
2015-10-05
|
Triangle |
Undisclosed |
|
Yellowstone National Park (near west entrance)
|
2015-09-06
|
Oval |
1 minute or less |
|
Yellowstone Park, Wyoming (United States)
|
2015-06-22
|
Oval |
Undisclosed |
|
Big Sky, Montana (United States)
|
2015-06-12
|
Star-like |
00:45:00 |
|
Bozeman/Gallatin Gateway (Hyalite Reservoir), MT
|
2015-01-21
|
Triangle |
3 minutes |
|
Yellowstone , Wyoming (United States)
|
2014-09-03
|
Cigar |
01:00:00 |
|
Yellowstone National Park, WY
|
2014-08-19
|
Teardrop |
10 seconds |
|
Yellowstone National Park, WY
|
2014-08-19
|
Teardrop |
10 seconds |
|
Yellowstone, Wyoming (United States)
|
2014-07-19
|
Cone |
Undisclosed |
|
St. Anthony, Idaho (United States)
|
2014-05-13
|
Circle |
Undisclosed |
|
Yellowstone North Entrance, WY
|
2014-04-17
|
Circle |
45 minutes |
|
Yellowstone, WY
|
2013-08-04
|
Light |
3 minutes |
|
Alta, Wyoming (United States)
|
2013-06-05
|
Circle |
Undisclosed |
|
West Yellowstone, Montana (United States)
|
2012-12-31
|
Sphere |
Undisclosed |
|
Big Sky, MT
|
2012-06-02
|
Triangle |
5 minutes |
|
St. Anthony, ID
|
2012-04-08
|
Flash |
3 seconds |
|
Big Sky, MT
|
2011-11-09
|
Other |
2-3 min |
|
Big Sky, MT
|
2011-10-17
|
Triangle |
|
|
Yellowstone National Park, WY
|
2011-09-20
|
Changing |
3 MIN 20 SEC |
|
Felt, ID
|
2011-08-30
|
Triangle |
5 minutes |
|
Yellowstone National Park, WY
|
2011-06-25
|
Flash |
2 seconds |
|
Yellowstone National Park, WY
|
2011-02-15
|
Light |
5minutes |
|
Macks Inn Post Office, Idaho (United States)
|
2010-06-25
|
Star-like |
Undisclosed |
|
Ashton, ID
|
2010-05-20
|
Other |
1 second |
|
Ennis, Montana (United States)
|
2009-08-27
|
Square, Rectagular |
Undisclosed |
|
Butte & Bozeman (between; enroute), MT
|
2009-05-05
|
Unknown |
30-40 Minutes |
|
Imagrant, MT
|
2009-02-05
|
Unknown |
10 seconds |
|
Gardiner, Wyoming (United States)
|
2008-08-20
|
Star-like |
Undisclosed |
|
Yellowstone National Park, Wyoming (United States)
|
2008-07-18
|
Cylinder |
Undisclosed |
|
Gardiner, Wyoming (United States)
|
2007-08-02
|
Sphere |
Undisclosed |
|
Gardiner, Wyoming (United States)
|
2007-07-31
|
Other |
Undisclosed |
|
Yellowstone National Park, WY
|
2007-06-19
|
Formation |
15 seconds |
|
Island Park, ID
|
2004-07-12
|
Disk |
3 minutes |
|
West Yellowstone, Montana (United States)
|
2003-11-04
|
Cylinder, Square, Rectagular |
Undisclosed |
|
Yellowstone National Park, WY
|
2003-09-29
|
Sphere |
2 - 3 seconds |
|
West Yellowstone, Montana (United States)
|
2002-03-31
|
N, A |
Undisclosed |
|
Gardiner, MT
|
2000-09-09
|
Light |
2 minutes |
|
Teton Range, Wyoming, EE. UU.
|
1999-09-23
|
Formation |
25 minutes |
|
St Anthony, Idaho (United States)
|
1995-04-15
|
Other |
Undisclosed |
|
Mammoth Hot Springs, WY
|
1993-06-04
|
Chevron |
still |
|
Moran State Park Jackson Hole, WY
|
1987-06-07
|
Light |
2 1/2 hours |
|
Old Faithful, WY
|
1985-06-02
|
Unknown |
1 min |
|
Virginia City, MT
|
1978-10-25
|
Other |
10 minutes |
|
Ashton, Idaho (United States)
|
1978-06-08
|
Other |
Undisclosed |
|
Yellowstone Park (near South entrance), WY
|
1956-07-15
|
Disk |
60 sec |
|
Yellowstone National Park, WY
|
1871-06-30
|
Egg |
not known |