In the latest delay for the Artemis 2 mission, NASA announced on Saturday that it will roll the Space Launch System (SLS) rocket and Orion spacecraft back to the Vehicle Assembly Building (VAB) as ...
Mars’ moons are easily visible at night from the Red Planet. Larger Phobos is brighter, while smaller Deimos is still brighter than any star.
Let’s begin by reviewing some astronomical “history”: Han Solo and his rebel cohorts Leia Organa, Chewbacca, and C-3PO are nestled uncomfortably together in the Millennium Falcon’s cockpit while their ...
Uranus, the seventh planet from the Sun, is currently in Taurus, located roughly 5° south-southwest of the Pleiades star cluster (M45). Glowing at magnitude 5.8, the ice giant requires binoculars or a ...
New Moon occurs at 7:01 A.M. EST, bringing an annular solar eclipse to Antarctica and part of the Southern Ocean. Only travelers in these regions will see the Moon cover nearly all of the Sun’s disk, ...
The Moon passes 1.8° north of Venus at 4 A.M. EST, then passes 0.1° south of Mercury at 6 P.M. EST. Both planets are visible in the evening sky, though Venus is low, only about 12° high in the ...
Jupiter reaches its best apparition in a decade for northern observers and offers a wealth of detail. Joining in late evening is brilliant Mars, now a month from opposition. Saturn is visible in the ...
For thousands of years, ancient societies all around the world erected massive stone circles, aligning them with the Sun and stars to mark the seasons. These early calendars foretold the coming of ...
Do geologists dream of a final theory? Most people would say that plate tectonics already serves as geology’s overarching idea. The discovery of plate tectonics 50 years ago was one of the great ...
Karen Meech doesn’t spend a lot of time digging through Earth’s rocks. An astronomer by trade, she is usually behind the telescope, investigating comets and looking for hints about how Earth got its ...
High at northern latitudes lies a spectacular and unique nebula you should observe if you’re not already familiar with it. The Iris Nebula (NGC 7023) is an odd reflection nebula in Cepheus, not far ...
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