A trio of planets converging in the night sky this week and for several nights will give casual skywatchers the perfect chance to easily see and identify worlds they might not normally notice. The ...

Astronomers have discovered an unexpected, novel kind of triangle in the sky — one whose points are the sun, Uranus and the first "Trojan asteroid" ever seen near the tilted planet. The discovery of ...

For those looking for a sky-gazing activity on a warm summer night, Saturn and Jupiter will near the moon late Monday to form a triangle in the night sky. The event should start to take shape shortly ...

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