Explore the Night with Bob King
Making Time for Morning Comets
If you like mixing comets with the quietude of observing in the small hours, September opens with five fuzzy vagabonds just waiting for a visit.
Astronomy in Space with David Dickinson
ESCAPADE Blue and Gold Orbiters Head to Mars in 2024
A pair of spacecraft will head to Mars in 2024 as the ESCAPADE mission, to study the Martian space weather environment.
Astronomy in Space with David Dickinson
Astronomers Discover Asteroid that Flies Close to the Sun
Newly discovered asteroid 2021 PH27 orbits the Sun in just 113 days.
Explore the Night with Bob King
Jupiter Dazzles at Its Brightest and Closest This Year
Jupiter comes to opposition on August 20th, when it will shine brighter and closer than at any other time this year. With nights starting earlier and cooler temperatures arriving, there's no better time to make the most of the planet.
Imaging Foundations with Richard Wright
Astrophotography: How Long Can You Go?
While many astrophotographers follow the "rule of 500" (or 300), some experimentation can help find the right exposure time for your setup.
Explore the Night with Bob King
Fine Show Expected from the Perseid Meteor Shower
With no interference from the Moon, this year's Perseid meteor shower should be excellent. If you couldn't catch the show last night, try looking up tonight!
Astronomy in Space with David Dickinson
Mars Perseverance Rover Hits a Snag on First Sampling Attempt (Update)
Perseverance came up empty on its first attempt to grab and stow a sample of Mars.
Explore the Night with Bob King
Recurrent Nova RS Ophiuchi Just Blew its Top!
The recurrent nova RS Ophiuchi just went into outburst — its first burst in 15 years — and it's bright enough to see with the naked eye
Astronomy in Space with David Dickinson
Russian Rocket Booster to Reenter Early Next Week
The spent rocket booster that deployed the Russian Spektr-R satellite a decade ago is now set to burn up over the Indian Ocean on Monday, August 9th.
Astronomy in Space with David Dickinson
How the Comet Interceptor Will Chase Visitors to the Inner Solar System
How will engineers plan the trajectory of Comet Interceptor, a mission designed to fly by an interstellar visitor, when its target is still unknown?
Explore the Night with Bob King
Dazzling Double Stars for Compromised Skies
For many, smoke from wildfires has transformed summer nights, blotting out stars and familiar deep-sky sights. But through it all double stars keep on shining.
Astronomy in Space with David Dickinson
NASA's Perseverance to Collect First Sample from Mars
Perseverance will soon collect the first of many samples from the Martian surface in a quest to answer whether the planet once hosted life.
The Black Hole Files with Camille Carlisle
Event Horizon Telescope Reveals Curious Jet Structure from Black Hole
Observations of the nearest radio galaxy, Centaurus A, provide the highest-resolution look at the long jets shooting from the galaxy’s supermassive black hole.
Astronomy in Space with David Dickinson
NASA's Hubble Space Telescope Is Back in Action
After a tense month, the Hubble Space Telescope resumed operations this past weekend.
Imaging Foundations with Richard Wright
Beating the Heat in Astrophotography
Keeping your camera cool is an essential element to obtaining good clean images in astrophotography.
Cosmic Relief with David Grinspoon
Eavesdropping on Mars
The most compelling audio the Perseverance rover will record might well be the sounds it generates itself.
Explore the Night with Bob King
In Heaven with M7, a Portal Into the Deep
M7 in Scorpius is one of the brightest, most beautiful open clusters in the sky. It's also "home" to a half-dozen other delectable deep-sky sights.
Astronomy in Space with David Dickinson
Hubble Trouble: NASA Works to Fix Space Telescope (Updated July 14th)
NASA Engineers are working to reboot the Hubble Space Telescope, after an unexpected anomaly.
Astronomy in Space with David Dickinson
Mars Helicopter Scouts Risky Terrain for Perseverance Rover
The Ingenuity Mars helicopter has proven itself a valuable asset to Perseverance, scouting out terrain that the rover can't cross.
Astronomy in Space with David Dickinson
What Will ESA's EnVision Learn at Venus?
ESA's EnVision mission to Venus adds to the growing number of spacecraft investigating our sister planet. How will they work together to understand our sister planet'?
