Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising to astronomers because most would predict the distant icy worlds to be ...

On Sept. 21, the autumnal equinox, events will be held all over the country to celebrate that clean energy revolution. And one of those events will be held right here in Portland’s Lincoln Park. In a ...

This weekend marks the final days of summer (don’t laugh), so here are a few ways to greet fall with flair in.

Solar eclipses occur when the moon gets between Earth and the sun. This causes the moon to cast a shadow onto Earth. A solar eclipse can only take place at the phase of new moon, but different factors ...

Because of the sun's positioning in the days just before, during and after the equinox, those looking down east-west roads in Chicago and the suburbs will be able to see the sun framed by much of the ...

Is it a full moon tonight? Wondering what is the planet and bright star shining next to the moon? Here's what to know and how ...

On the side of the Sun facing Earth, a giant coronal hole appeared in the shape of an enormous love heart, many times the ...

Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star ...

These are basically invitations from the Universe to step into opportunities you wouldn’t pick for yourself if you stayed in ...

Day and night will get equal time for a brief moment Monday as much of the world heads into fall. The autumnal equinox marks ...

Kevin France, a professor of astrophysics at the University of Colorado Boulder, discusses the Habitable Worlds Observatory, ...

A total lunar eclipse already happened in September, now a partial solar eclipse is set to occur this weekend.