The future of yellow dwarf stars, like our sun, is determined almost entirely by their mass. The most massive stars, about ...

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between ...

Venus will rise in the eastern sky in the pre-dawn hours of June 1 alongside Saturn and Neptune. Venus reaches its point of ...

Whenever planets are visible in the night sky, they always appear roughly along the same line. This path, known as the ecliptic, is the same one that the sun travels along during the year.

For the next few evenings, the waxing gibbous moon is already well up as skies darken. If you happen to see it, keep in mind ...

This NASA visualization, released in February, shows the shadow path for the upcoming ... where the moon completely blocks the sun, a partial eclipse does not darken the sky significantly.

We’re quickly losing sight of Saturn, but Venus, Jupiter, and Mars dominate the sky ... Through a telescope, Venus reveals a 37-percent-lit disk, which thins during the month as its orbital path ...

In the Northern Hemisphere, the summer solstice occurs when the sun travels along its northernmost path in the sky. This marks ... and will last through the morning of Wednesday, June 11.

Instead, the sun’s fiery light surrounds the moon’s shadow, creating the so-called ring of fire. The path of Wednesday ... will still put on a show for sky-gazers on land.