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4Astronomy is a search engine built for people who look up. We combine multiple indexes, curated astronomy sources, and AI systems to return results tailored to astronomy topics. Use 4Astronomy to find observing guides, research papers, image archives, mission information, community resources, and products relevant to amateur and professional astronomy. Part of the 4SEARCH network of topic specific search engines.
Latest Articles
With e-MERLIN facing the axe, what next for Jodrell Bank and UK astronomy? – Physics World
1+ hour, 59+ min ago (218+ words) The UK’s Science and Technology Facilities Council (STFC) recently announced funding cuts to a range of physics and astronomy projects as it seeks to reduce costs. One of the most high-profile casualties is e-MERLIN, a network of seven radio telescopes…...
Moon phase today explained: What the Moon will look like on August 28, 2026
1+ hour, 5+ min ago (144+ words) It's not just the Full Moon tonight, there's also a partial lunar eclipse. A lunar eclipse occurs when the Moon crosses into the shadow cast by Earth, which happens when the Sun, Earth, and Moon align. So, lunar eclipses can…...
Moon? Planet? This cosmic oddity blurs the line
1+ hour, 2+ min ago (1495+ words) The 'moonish thingy' also restarts an old fight among astronomers over what qualifies as a planet A newly spotted object about the mass of Jupiter (illustrated in the middle) orbits a brown dwarf (foreground). That brown dwarf — or “failed star…...
NASA is about to launch a space telescope that could change how we see the universe
1+ hour, 32+ min ago (651+ words) The Nancy Grace Roman Space Telescope, named after NASA's first chief astronomer, will launch on Aug. 30. NASA hide caption The universe is a strange place — filled with exploding stars, ancient galaxies, and unseen worlds. Now, astronomers are about to get…...
These 7 Stunning Space Images Show the Universe Through the Largest Digital Camera Ever Built
1+ hour, 23+ min ago (551+ words) This giant camera can photograph millions of galaxies in a single image....
How to watch Trump award Artemis II crew prestigious astronaut award
21+ hour, 29+ min ago (641+ words) The crew members of the Artemis II moon mission that captivated the world in April are due to receive the highest honor reserved for astronauts. President Donald Trump will present the four astronauts with the Congressional Space Medal of Honor…...
Partial lunar eclipse stuns skywatchers with an ‘almost blood moon’. Here are the best photos
1+ hour, 32+ min ago (464+ words) The lunar eclipse occurred as Earth passed between the sun and the moon, granting viewers a spectacular view of our planet's deep umbral shadow as it advanced to cover 96% of the lunar disk, leaving a tiny crescent exposed to direct…...
NASA Spots a Bizarre 'Jellyfish' Floating on Mars. Here's What We Know.
1+ hour, 32+ min ago (243+ words) NASA rovers Curiosity and Perseverance have photographed some pretty strange objects on the surface of Mars....
NASA’s Roman Telescope Is Almost Ready to Leave Earth
3+ hour, 46+ min ago (530+ words) NASA’s Nancy Grace Roman Space Telescope has reached one of the final major milestones before launch. On August 21, teams sealed the observatory inside the protective fairing of the SpaceX Falcon Heavy rocket at the Payload Hazardous Servicing Facility at NASA’s…...
A lunar eclipse lights up skies across the Americas and Europe, in photos – WTOP News
2+ hour, 49+ min ago (74+ words) People watch the partial lunar eclipse across the Americas and Europe. According to NASA, about 96% of the Moon will pass through Earth’s umbra, falling just short of a total lunar eclipse. ____ This is a photo gallery curated by AP photo…...