The world's best-selling astronomy magazine offers you the most exciting, visually stunning, and timely coverage of the heavens above. Each monthly issue includes expert science reporting, vivid color photography, complete sky coverage, spot-on observing tips, informative telescope reviews, and much more! All this in a user-friendly style that's perfect for astronomers at any level.
Can we travel to the stars?
WHEN WORLDS COLLIDE • To understand bursts of star formation, astronomers target galaxy mergers.
SUCCESS! NASA safely lands Perseverance on Mars • The most sophisticated martian rover ever built is ready to explore the Red Planet.
Astronomers find the youngest, fastest-spinning magnetar yet
SOLAR SYSTEM SIZES
Pulsars hint at background sea of gravitational waves
Busy 2021 at Mars kicks off with Hope
Moon golf shot measured
HUBBLE RECONSTRUCTS A SUPERNOVA
Duck sauce on eyepieces • Food fights are messy, but their metaphorical counterparts are part of the scientific process.
Unveiling Veronica’s Veil • For centuries, a lost asterism has been hiding in plain sight.
A voyage to the stars • Using laser-propelled lightsails, tiny spacecraft could venture to the Sun’s nearest neighbor in just a few decades.
How to speed to a nearby star
Bouncing back from disaster • After the ill-fated Apollo 13 mission, NASA returned to the lunar surface with Apollo 14 — overcoming gremlins along the way.
The morning Moon turns red • THE SOLAR SYSTEM’S CHANGING LANDSCAPE AS IT APPEARS IN EARTH’S SKY.
PATHS OF THE PLANETS • This map unfolds the entire night sky from sunset (at right) until sunrise (at left). Arrows and colored dots show motions and locations of solar system objects during the month.
APOLLO 14 IN 3D • Relive the 50th anniversary of Alan Shepard’s lunar adventures with stereo images that transport you to the Moon.
The MOON turns RED • Our only natural satellite submerges itself in Earth’s shadow this month.
Explore the EXTREME SOUTHERN SKY • Don’t miss out on these Southern Hemisphere clusters, nebulae, and galaxies.
Celestron’s StarSense Explorer • Guided by your smartphone, these scopes are easy to use and on target every time.
Getting a handle on it • Tour the sky around Ursa Major.
Observing from your backyard • Equipment is important. Easy access is key.
The hunt for solar siblings
A STUNNING PRIDE OF GALAXIES
July 2021 Venus and Mars come together