100% | METEOR | 6 | Fiery mass that enters Earth's atmosphere |
54% | METEOR | 6 | Space rock that enters the Earth's atmosphere |
40% | IONOSPHERE | 10 | Layer of the earth's atmosphere that lies above the mesosphere |
37% | AIR | 3 | Earth's atmosphere |
36% | METEORITE | 9 | Space rock that gets through Earth's atmosphere |
35% | ASIA | 4 | Area that takes up about 30% of Earth's land mass |
34% | NITROGEN | 8 | Earth's atmosphere is 78% this element |
34% | NITROGEN | 8 | Gas that makes up most of Earth's atmosphere |
33% | SPUTNIK | 7 | First artificial satellite to enter Earth's orbit |
33% | TERRA | 5 | Earth that's "firma" |
33% | TROPOSPHERE | 11 | Lowest layer of the Earth's atmosphere |
33% | ASTRONOMY | 9 | Study of everything beyond Earth's atmosphere |
33% | SPACESHIP | 9 | Vessel for getting beyond Earth's atmosphere |
33% | OZONE | 5 | Pale blue gas in Earth's atmosphere |
33% | IRON | 4 | Earth’s most common element, by mass |
33% | INNERSPACE | 10 | Region including Earth's atmosphere |
32% | ARGON | 5 | .93% of the earth's atmosphere |
31% | ASIA | 4 | Land mass that's east of the Ural mountains |
31% | REENTER | 7 | Get back to earth's atmosphere |
31% | AIR | 3 | Content of the Earth's atmosphere |
31% | SPATIAL | 7 | Existing outside the earth's atmosphere |
31% | SPACEWALK | 9 | Extravehicular activity outside Earth's atmosphere |
31% | INPUT | 5 | Data point that's entered |
31% | GRAM | 4 | Metric unit of mass that's roughly 0.0353 ounces |
30% | IRON | 4 | More than 30% of the earth's mass |
30% | ASIA | 4 | About a third of Earth's land mass |
30% | ARGON | 5 | About 1% of the Earth's atmosphere |
30% | ARGON | 5 | Roughly 1% of the earth's atmosphere |
30% | TNT | 3 | Invention that's totally earth-shattering |
30% | OZONE | 5 | Colourless gas which forms a layer within the Earth’s atmosphere |