Astronomy Magazine

Warren Keller/Mike Selby, taken from Observatorio El Sauce, Chile NGC 7098 is a barred spiral galaxy around 100 million light-years away in the southern constellation Octans. Its unusual double-ring structure — a bright bar wrapped by an inner ring of tightly wound arms and a fainter outer ring — stands out against a deep field

Rocket launches this week On Tuesday, July 7, at 3:10 a.m. EDT, SpaceX is targeting the launch of its Transporter 17 rideshare mission from Vandenberg Space Force Base in California. Flying on a Falcon 9 Block 5, the mission carries a mix of small satellites from multiple commercial and government customers under SpaceX’s dedicated smallsat

NASA successfully launched its mission to save the Neil Gehrels Swift Observatory on July 3, just over nine months after awarding the rescue contract to Katalyst Space Technologies — a turnaround that left almost no room for error. Northrop Grumman’s Pegasus XL rocket dropped from the belly of the L-1011 aircraft Stargazer at roughly 40,000

How can it be that the Moon’s mass is a little over 1 percent of Earth’s mass, while its gravity is about 17 percent of Earth’s gravity? Why aren’t the mass and gravity more closely correlated? John HaleyHuntsville, Alabama The answer to your question can be found in the universal law of gravitation, which states

The total lunar eclipse of July 6, 1982, was the longest lunar eclipse of the 20th century, with totality lasting 1 hour 45 minutes 44 seconds. Visible across Australia, the Pacific, the Americas, and western Africa, the eclipse was dramatically impacted by the March-April 1982 eruption of El Chichón volcano, in Mexico. A volcanic eruption