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The Horsehead Nebula in Orion, imaged from our remote telescope in Chile
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Latest Articles

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Laptop and phone showing the same telescope field of view frame over the Orion Nebula under a starry sky
Telescope Field of View: How to Calculate It and Frame Any Target
Astrophotography Fundamentals
9 Min
Telescope setup list syncing between a laptop and phone in the field of view simulator
Your Telescope Setups Now Follow You Everywhere
Software Astrophotography
1 Min
Green aurora curtains with a red crown over an arctic landscape, showing what causes the northern lights
What Causes the Northern Lights? The Science of Auroras
Astronomical Events
10 Min
Messier 101, the Pinwheel Galaxy, in LRGB
Galaxies Galaxies
Messier 101 — Free Master Files (13.2h LRGB, Pinwheel Galaxy)
2 Min
A cooled astrophotography camera at a telescope's focal plane, its sensor gathering starlight under the Milky Way — camera binning in astrophotography.
Camera Binning in Astrophotography: A Practical Guide
10 Min
A simple constellations-for-kids star map showing the Big Dipper pointing to the North Star and Cassiopeia
Space Science Space Science
Constellations for Kids: 8 Easy Star Patterns to Find Tonight
8 Min
The zodiac constellations arranged around the ecliptic, the Sun's yearly path across the sky
Space Science Space Science
The Zodiac Constellations: All 12 Signs, Dates & How to Find Them
8 Min
Stellarium chart of Ursa Minor and the Little Dipper centered on Polaris, the North Star
Space Science Space Science
Ursa Minor Constellation: How to Find the Little Bear & Polaris (2026)
10 Min
The Rare Earth hypothesis: Earthrise over the Moon, showing our planet as a rare and fragile world
Astrobiology Astrobiology
Space Science Space Science
The Rare Earth Hypothesis: Why Complex Life May Be Rare
8 Min
The zoo hypothesis: Earth seen from space as if observed like an exhibit by hidden alien civilizations
Astrobiology Astrobiology
Space Science Space Science
The Zoo Hypothesis: Are Aliens Watching and Staying Silent?
8 Min
Wide-field astrophotograph of the Horsehead Nebula, the Flame Nebula and Alnitak in Orion, captured from Deepsky Chile
Space Science Space Science
The Horsehead Nebula (Barnard 33): Orion's Dark Horse
9 Min
Painterly banner of the Orion Nebula (M42) glowing over a hilltop observatory beneath a starry sky
Space Science Space Science
The Orion Nebula (M42): A Complete Guide to Messier 42
10 Min
A Dyson sphere megastructure enclosing a star to capture its energy
Astrobiology Astrobiology
Space Science Space Science
What Is a Dyson Sphere? The Ultimate Alien Megastructure
8 Min
Dark forest theory: a silent forest of trees beneath a sky full of stars
Astrobiology Astrobiology
Space Science Space Science
The Dark Forest Theory: Why the Universe Is Silent
8 Min
Macro view of a back illuminated sensor — the bare CMOS die of an astronomy camera with gold bond wires and a star field reflected in its cover glass
BSI vs FSI: How Back-Illuminated Sensors Changed Astrophotography Cameras
9 Min
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