Terran R second stage heads to Stennis as Relativity advances toward 2026 debut
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Secrets of time travel?
Is Time Travel Possible? Time travel, often depicted in science fiction, may not be as far-fetched as it seems. In fact, it is a scientific reality. By studying time travel, scientists are unraveling the deepest mysteries of the cosmos and learning more about the nature of our universe. Here’s what we know: Time is something…
How to buy your first telescope
Contents Telescopes 101 What kind of telescope is right for you? All about refractors All about reflectors All about compound telescopes All about smart telescopes All about mounts and drives Which accessories are right for you? Understanding eyepieces Understanding binoculars Become an observer in 10 simple steps Start exploring the sky Telescopes 101 Buying your…
Why does the Earth spin?
There’s an imaginary line between the North Pole and the South Pole. We call it the rotation axis. For the Earth, the rotation axis points toward a bright star, Polaris, which is visible on clear nights in the Northern Hemisphere. If you want to know which way to spin your globe, make the goofy “thumbs-up”…
Into the Void: Investigating the Heart of a Giant Elliptical Galaxy
The subject of today’s article, A402-BCG, is a giant elliptical galaxy, similar to NGC 1316 pictured here. NASA / ESA / The Hubble Heritage Team (STScI/AURA); Acknowledgment: P. Goudfrooij (STScI) The core of the brightest galaxy in the cluster Abell 402 contains a curious void. New observations suggest that an ultra-massive black hole could have…
Three Americans and a European Named Crew of Artemis III – SpacePolicyOnline.com
Three NASA astronauts and one from the European Space Agency are the crew of the next Artemis mission, Artemis III. Instead of flying around the Moon like their predecessors, this crew will travel only as far as low Earth orbit. Their assignment is conducting critical rendezvous and docking tests with pathfinder versions of the Human…
July 1, 2004: The Cassini-Huygens mission makes it to Saturn
Back to Article List Today in the history of astronomy, Cassini arrives after a seven-year journey. Were they moons? Ears? Handles? Galileo couldn’t parse the rings of Saturn (seen in this Cassini-Huygens image from 2004). Credt: NASA/JPL/Space Science Institute On July 1, 2004, the Cassini-Huygens mission, a collaborative undertaking by NASA, the European Space Agency…
