Amateur and professional astronomers track the stars and moon by attaching their telescopes to motorized, equatorial mounts.

Before sunrise on April 25, a slender waning crescent moon will appear left of Venus and Saturn to create the tilted happy face.

A rare 'smiley face' triple conjunction is coming to Earth's morning skies on April 25, when Venus, Saturn and the crescent moon form a celestial smirk near the horizon.

Astrology suggests zodiac signs reveal personality traits. Each sign, determined by the Sun's position at birth, reflects core nature. Aries are bold leaders. Taurus values comfort. Gemini is curious.

The grains initially follow the comet’s path, forming a ribbon so narrow that Earth almost never encounters it. Yet when each grain nears the Sun again, it experiences a gravitational boost or braking ...

Will excitedly caught onto this, deciding that the sun and cooking create a Venn diagram, intersecting through music. During the focus group experiment, I maintained little involvement besides ...

Scientists say China’s satellite trio marks a major step in exploring the vast Earth-Moon region. Credit: NASA Johnson / CC BY-NC-ND 2.0 China has launched the world’s first three-satellite ...

China established the world’s first three-satellite constellation positioned on the Distant Retrograde Orbit (DRO) in the Earth-moon region of space, according to state media. This development ...

BEIJING -- China has successfully established the world's first three-satellite constellation based on the Distant Retrograde Orbit in the Earth-moon region ... sent into a sun-synchronous orbit ...

This image illustrates the three-satellite constellation based on the Distant Retrograde Orbit (DRO) in the Earth-moon space. (Technology and Engineering ... the experimental DRO-L satellite was sent ...

NASA / GSFC / Arizona State University Soil samples from the far side of the moon suggest the little-known, distant face of our natural satellite is much drier than the side that faces Earth ...

"We don't know the frequency, so we need to keep tuning and trying different ones, like searching for a good radio station when you arrive in a different country or drive long distances." The ...