Australian Sky & Telescope

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

Doing astronomy at a new frequency

Australian Sky & Telescope

Ancient white dwarf hosts planetary graveyard

M77: A galactic particle accelerator

A star is born

Satellite versus stars

New observations add fuel to fast radio burst debate

ASTEROID DEFLECTION WORKED EVEN BETTER THAN EXPECTED

Lost star catalogue brought to light

Ripple effect

The Sun and the Saros • It took centuries to determine that eclipses occur in predictable patterns.

AGEING ungrac efully • As stars grow older, they and their planets can affect each other in strange and violent ways.

The Neverending Survey • The decades-long Sloan Digital Sky Survey project has transformed how astronomers do astronomy.

WHY SLOAN DIGITAL SKY SURVEY?

What are the Greek letters on star charts?

Worlds apart • Can a newly found exoplanet help explain why Earth and Venus diverged so radically?

The Gaia revolution • The precise observations of Europe's prolific sky surveyor have enabled astronomers to map the universe and unravel the history of our Milky Way Galaxy.

OUTSIDE THE MILKY WAY

OUTSIDE THE MILKY WAY

The constellations of Petrus Plancius • A little-known astronomer introduced 16 of our 88 constellations. Who was he?

USING THE STAR CHART

A double cluster or not?

The Hare and the Dove • Two small constellations are nearly overshadowed by their brilliant neighbour.

VISTAS

Goodbye Jupiter, hello Venus • As the king of the planets disappears, Earth's sister world rises to the occasion.

Get ready for the Gamma Normids • This sparse shower is still worth a look.

A trio of targets for autumn nights • Though fairly faint, these three icy objects are worth some telescope time.

WAS ‘OUMUAMUA A CHUNK OF AN EXO-PLUTO?

A southern superstar • Meet one of the brightest stars in the Milky Way.

Unmasking hidden maria • Tiny clues that reveal the true nature of some lunar light plains.

See Ceres at opposition • The brightest dwarf planet visits galaxies in Virgo during its upcoming apparition.

The Sword scene • Delineating the Sword of Orion are treasures both magnificent and subtle.

Composition tips for astrophotographers • There's more to a great shot than just getting the exposure right.

NEW PRODUCT SHOWCASE

What makes a good Planetary Telescope? • The best optic for resolving fine detail has changed over time.

Reaching for the stars • Novices and amateurs had the chance to mix with the experts at a brand new astronomy event.

Sharpstar's Mark III German equatorial mount • This lightweight mount with a high load capacity can serve many needs, but is it right for you?

The 3D-printed Hadley telescope • Here's a DIY project for the 21st century.

Astro events on both sides of the pond • If the pandemic has left you itching for astro activities, there are plenty from which to choose.

Meteor monitoring • With a simple video camera you can help study the origins of meteor showers.

READERS’ GALLERY

Adventures with asteroids • The astronomical version of Murphy's Law must have been invented by a cat.