More than 3 billion years ago, when the Moon’s volcanic mare (the dark lunar “seas”) were formed, the Moon was rife with ...

What if you could find binoculars big enough to qualify as small telescopes? Get ready for the BT–127XL–SD apochromatic ...

Watch a bright Moon dominate the sky, trace the Winter Hexagon, and continue enjoying the evening parade of planets in the ...

Where the astronauts sat in the Apollo Lunar Module may have profoundly impacted the way the experience of walking on the ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

The lunar heart, created by the interplay of light and shadow, is visible once a month, just before our satellite reaches ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

Ahead of Valentine's Day, prepare to be dazzled by the lunar heart, created by the interplay of light and shadow on our Moon.

Wednesday, February 5 First Quarter Moon occurs at 3:02 A.M. EST. Nearly half a day later, the Moon passes 5° north of Uranus ...

See Venus, Jupiter, and more in the evening sky this week. Astronomy Editor Dave Eicher explains where and when to look.

Headliners including Jane Goodall, Brian May, Pablo Álvarez, Glenn Hughes, Jorge Drexler, and many more will celebrate ...