Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an ...

There is no other moon quite like our own in the entire solar system. The Moon is unique in a lot of ways, some of which are ...

An astral animated TED-Ed lesson written by Elise Cutts explains how the tides on Earth are impacted both by the sun and the ...

This isotope is found at a ratio of about one per 2,500 helium-4 ions, the latter being the common version of helium.

While Venus passes between the Earth and Sun every 19.5 months, it's only about every eight or so years that the planet becomes visible ... sky after the sun and the moon. Look for locations ...

NEW YORK (AP) — Venus will pass between the Earth and sun on Saturday during what’s called an inferior conjunction. But don’t plan on seeing the linkup. The sight is extremely difficult to spot ...

Scientists have long noted differences between the lunar near side and far side. While the near side periodically passes ...

This “Pink Moon,” otherwise known as the first full moon of the spring season, will reach its peak on Saturday, April 12, ...

A team from the University of Bern and the National Center of Competence in Research (NCCR) PlanetS has developed a ...

Multiple spacecraft captured the moon's shadow sweeping across North America at more than 1,500 mph during the 2024 total ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky this week.

An inferior conjunction of Venus happens when the planet swings between the sun and Earth. Such an alignment ... Venus has phases just like the moon. Before and after the conjunction, Venus ...