Donald Edward Machholz was an American amateur astronomer who was the leading visual comet discoverer, credited with the visual discovery of 12 comets that bear his name.
Space News & Blog Articles
Beat the Meta Quest 2 price increase with this Best Buy deal
Get the Quest 2 for less, and snag a free gift, too, with Best Buy’s latest refurbished offer.
Ancient Coin Discovery With An Astronomical Mystery
What does the ancient coin found recently off the shores of Israel depict?
Predator movies ranked, worst to best
Here’s our list of all the Predator movies ranked so that you know which prey to hunt down first as you progress through the legendary sci-fi horror franchise.
Winter, over
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The 12-member crew of Concordia research station woke up to a most welcome sight in early August: sunrise, after four months of Antarctic darkness.
StarCraft: Remastered is free on Prime Gaming for a limited time
Rediscover a classic for free when you get it on Prime Gaming, but hurry as the deal ends August 31.
Watch SpaceX launch 53 Starlink satellites, land a rocket at sea today
SpaceX will launch 53 more of its Starlink internet satellites and land a rocket at sea today (Aug. 19), and you can watch the action live.
Artemis 1 virtual reality experience aims to bring epic NASA moon launch to you
An immersive, virtual reality experience will put viewers next to the launch pad as Artemis 1 lifts off for the moon. The mission is scheduled for Aug. 29.
Ukrainian charity buys radar satellite services to help fight Russian invasion
The Ukrainian government will get access to imagery collected by a commercial constellation of synthetic aperture radar satellites, as well as the full, dedicated services of one of those spacecraft.
Rare Neptune-size exoplanets may face solar superstorms from parent stars
Despite astronomy's success in detecting worlds outside the solar system, there is a troubling gap in the exoplanet catalog. New research may show why Neptune-sized exoplanets are tough to locate.
This Week's Sky at a Glance, August 19 – 27
Late these nights, Saturn and Jupiter are about at their very biggest telescopically. Vega passes the zenith, and the Milky Way displays itself in moonless dark.
Lucy’s Solar Array is Fixed! (Mostly)
How do you fix the solar array of a spacecraft millions of miles away from the Earth hurdling through the void at thousands of miles per hour? Very carefully, that’s how.
Ukraine Crowdfunded a $17M Reconnaissance SAR Satellite
Serhiy Prytula Charity Foundation signed a contract with ICEYE to provide the Government of Ukraine with the SAR reconnaissance data and full capabilities of one of ICEYE’s satellite already in orbit. The deal was closed with the money from the Foundation’s crowdfunding initiative.
What is the Maximum Number of Moons that Earth Could Have?
In a recent study published in Earth and Planetary Astrophysics, a team of researchers from the University of Texas at Arlington, Valdosta State University, Georgia Institute of Technology, and the National Radio Astronomy Observatory estimated how many moons could theoretically orbit the Earth while maintaining present conditions such as orbital stability. This study opens the potential for better understanding planetary formation processes which could also be applied to identifying exomoons possibly orbiting Earth-like exoplanets, as well.
Cyanobacteria Will be our Best Partner for Living on Mars
Scientists, futurists, and fans of science fiction alike have all dreamed that someday, humans would set foot on Mars. With the dozens of robotic orbiters, landers, rovers, and aerial vehicles we have sent there since the turn of the century (and the crewed missions that will follow in the next decade), the prospect that humans might settle on the Red Planet is once again a popular idea. Granted, the challenges of getting people there are monumental, to say nothing of the challenges (and hazards) associated with living there.
Here's how scientists spotted a 9th target for NASA's Lucy asteroid mission
Thanks to 26 teams of observers, spotting a star blink out showed that asteroid Polymele has a moon.
Celebrate NASA's Voyager missions at 45 with this free webcast tonight
The Voyager missions are icons of cosmic exploration, and you can celebrate their 45th anniversary with a free webcast tonight (Aug. 18).
Peering Up Into Prairie Skies
The Nebraska Star Party offers truly dark skies enjoyed by veteran observers and first-timers alike.
A New Image From Webb Shows Galaxy NGC 1365, Known to Have an Actively Feeding Supermassive Black Hole
The James Webb Space Telescope continues to deliver stunning images of the Universe, demonstrating that the years of development and delays were well worth the wait! The latest comes from Judy Schmidt (aka. Geckzilla, SpaceGeck), an astrophotographer who processed an image taken by Webb of the barred spiral galaxy NGC 1365. Also known as the Great Barred Spiral Galaxy, NGC 1365 is a double-barred spiral galaxy consisting of a long bar and a smaller barred structure located about 56 million light-years away in the southern constellation Fornax.
'Rogue One: A Star Wars Story' scores an IMAX re-release ahead of new Disney Plus 'Andor' series
Disney/Lucasfilm brings back "Rogue One: A Star Wars Story" in IMAX this month for select screenings