Stargazers in the U.S. will find the waxing gibbous moon above the southwestern horizon as the sun sets on July 3, with Spica ...

Look for them around 10 p.m. local daylight time, roughly one-quarter up in the western sky. In addition to their closeness ...

Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Mars shines in the evening, and is joined briefly by Mercury. Jupiter joins Venus as the month goes on. And all month, look ...

Around midday on June 13 last year, my colleagues and I were scanning the skies when we thought we had discovered a strange ...

A rare nova, V462 Lupi, is making a bright appearance in the night sky in the Lupus constellation. Here's what to know.

To put Venus' -4.4 apparent magnitude in perspective, look to Sirius, the brightest (actual) star in the sky, which only shines at a magnitude of around -1.6 (a full moon clocks in around -12.6).

A cataclysmic variable star isn’t technically a single object. Instead, it’s a compact binary system composed of a white ...

An object bright enough to be seen streaking across the midday sky has fallen across parts of the Southeast U.S.

Venus continues to be the “Morning Star” in the east before dawn, albeit it has become dimmer — but still bright — as it ...

Here is what will be in the skies over the Space Coast this coming week. Live updates: SpaceX liftoff now 2:28 a.m. ... All planets appear as a bright "star" that does not twinkle.