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

Moon is slowly moving away from Earth at a rate of 3.8 centimetres per year. This gradual drift affects Earth’s rotation and ...

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

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons as well. While some TNOs could be called dwarf planets because of their ...

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

After sunset on April 2, look for the crescent moon and Jupiter in the western sky. The duo will appear within a palm’s width ...

Get closer to our solar companions with the best telescopes for seeing planets, just in time for April's full moon and a stunning view of Mercury. Want to focus your stargazing on our cosmic ...

While the moon will be at its closest point to Earth, its orbit places it between the sun and Earth. The April 27 new supermoon will be the closest new supermoon in 2025, with the moon 221,917 ...

when about half of the sun’s face will be covered by the moon. Just a few short weeks ago, all seven of the visible planets could be seen either by the naked eye or with a telescope. With the ...

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 ...

Unlike a total solar eclipse, part of the sun is still visible during a partial solar eclipse, so there is no darkening of the sky or visible solar corona.

On April 7, trickster planet Mercury finally ends its retrograde. The clouds will part — and what once felt like impossible ...