Usage examples (22)

• Of the 300,000 or so Earth-crossing asteroids at least 300 feet across, we know hardly any.
• Possibly it does terrify some people, but I've known about Earth-crossing asteroids for some time.
• But the very fact that an Earth-crossing asteroid may closely approach the Earth gives us additional options.
• The first Earth-crossing asteroids -- those whose paths around the sun intersect Earth's -- were discovered in 1932.