Contrails conjure a sense of something overwhelming and ineffable, as terrifying as it is beautiful.

The International Space Station, which has been orbiting Earth since 1998, will be visible in parts of Iowa during February.

The dwarf planet 1 Ceres is in conjunction with the Sun at 5 P.M. EST today. While this means we can't see Ceres for now, we ...

Four planets are visible in the night sky immediately after sunset, with Venus and Saturn ... through the sky called the ecliptic. This is the plane of the solar system. The ecliptic can easily ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – here’s how to spot the celestial show ...

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

Six planets will still be possible to see in one ecliptic plane in the southern and eastern night sky, just after sunset: Venus, Mars, Jupiter, Saturn, Uranus and Neptune. (Note: The circled ...