Australian Sky & Telescope is a world-class magazine about the science and hobby of astronomy. Combining the formidable worldwide resources of its venerable parent magazine with the talents of the best science writers and photographers in Australia, Australian Sky & Telescope is
Returning to that orb in the sky
Australian Sky & Telescope
Apollo-era data reveal the Moon’s tectonic activity
Omega Centauri is losing its stars
LIGO and Virgo find possible black hole–neutron star crash
Astronomers find Universe’s first type of molecule
Solar System ‘twin’ is missing infant Jupiters
Astronomers use asteroids to measure the stars
Prime position • We have astronomy to thank for our systems of timekeeping and navigation.
SKY celebration • Winning images from the ASNSW’s 2019 competition
We came in peace • Begun as Cold War race between the superpowers, the Apollo project came to symbolise our endless desire to explore.
Governing the Planets • This year marks the 400th anniversary of Kepler’s Third Law of Planetary Motion.
Living under a red sun • Life on worlds orbiting the smallest, most common stars would have to cope with environments vastly different to our own.
Your lunar travel guide • Kick-start your lunar observing with this easy guide to features on our neighbouring world.
Grab your tourist guide • Here are a few books and tools to make it easier to visit the Moon, our closest planetary companion.
USING THE STAR CHART
Living on the edge of the Rift
Celestial palette • We continue our exploration of colours in the sky.
Planets play hide and seek • Jupiter and Saturn rule the evening sky as Venus and Mars hide from view.
Cold nights, hot fireballs • The Southern Taurids start their rise in September.
Near-misses with the Sun • They don’t make sungrazing comets like these anymore.
The focus of attention • Professionals and amateurs are teaming up to study R Aquarii.
How old is that crater? • A new crater-dating technique yields new insights into what you see on the Moon.
The nebulae of Ophiuchus • Visit the Serpent Holder to snare a collection of dark and bright nebulae with just a few sweeps of your scope.
Saturn plays peek-a-boo with the Moon • Don’t miss these lunar occultations of the ringed planet.
Photo target: Luna • Taking images of the Moon can be as simple as you want it to be.
Red light field test • The author tested the effect of several colours of light and confirmed that the conventional wisdom of using red at night needs to be revisited.
BIG SCOPES for a big sky • SDM fans from around the world gathered in rural NSW to celebrate their aperture fever.
Lumicon’s new oxygen III filter • Lumicon improves a helpful visual accessory.
Can a planet think? • Because of one species — us — Earth’s biosphere has begun to resemble a human brain.
Frank’s four-mirror binoscopes • Tertiaries? Who needs tertiaries?
International imagery • A shortlist has been chosen for the ROG’s annual astrophoto competition.
Astrophotos from our readers
HOW TO SUBMIT YOUR IMAGES
Next Issue ON SALE September 12
Blink and you’ll see it • The author’s serendipitous rediscovery of a Mira variable recalls the decidedly singular way the star was originally found.