Introduction: Why the Celestron AstroMaster 90EQ Is Perfect for Beginner Astronomers

Product Dimensions : 34inch D x 30inch W x 50inch
Objective Lens Diameter : 102 Millimeters
Power Source : Adapter
Optical Tube Length : 381 Millimeters

Control your telescope via integrated WiFi using the free Celestron Sky Portal app for iPhone, iPad, and Android devicesSee On Amazon

If you're just stepping into the world of astronomy and searching for a telescope that’s easy to use, durable, and offers clear views of the night sky, the Celestron AstroMaster 90EQ could be your ideal match.

This refractor telescope is designed with beginners in mind, delivering sharp images of celestial objects like the Moon, Jupiter’s moons, Saturn’s rings, Venus phases, and even deep-sky targets like the Orion Nebula or the Andromeda Galaxy under dark skies.

Whether you're a hobbyist, a student, or a parent introducing astronomy to kids, the AstroMaster 90EQ provides a solid balance of affordability, portability, and optical performance. Plus, its manual German equatorial mount makes celestial tracking both educational and rewarding.

Product Highlights: Key Features of the AstroMaster 90EQ and What to Look for

1.90mm Aperture and Fully Coated Optics

With a 90mm aperture, this refractor telescope collects ample light for planetary viewing. Fully coated glass optics ensure high-contrast images with minimal chromatic aberration.

2.German Equatorial Mount

The manual EQ mount with slow-motion controls allows for accurate tracking of celestial objects, teaching users how to follow the Earth's rotation — a skill important for any amateur astronomer.

3.Dual-Purpose Use: Terrestrial and Celestial

Unlike many telescopes, the AstroMaster 90EQ can also be used for daytime terrestrial viewing, such as observing birds or distant landscapes.

4. Included Accessories

Two eyepieces (typically 10mm and 20mm)
StarPointer™ red dot finderscope
Sturdy tripod with accessory tray

These included tools reduce your need for additional investments right out of the box.

5.Budget Considerations

Priced reasonably for a refractor with equatorial mount, this telescope sits in the sweet spot for entry-level users who want long-term value without breaking the bank. It’s a practical step up from cheap department store telescopes.

How to Choose: Is the AstroMaster 90EQ Right for You?

Type: Refractors like the 90EQ are ideal for low-maintenance use and sharp planetary views.
Mount Type: EQ mounts require a learning curve but offer greater control for tracking.
Portability: Weighs about 19 lbs (8.6 kg) — manageable for travel and home use.
Price vs. Features: For the price range (usually around $250–$300 USD), the AstroMaster 90EQ is hard to beat in terms of quality and versatility.

If you’re more interested in deep-sky astrophotography, this telescope may not be the best fit — but for planetary and lunar viewing, it excels.

Ready to Explore the Stars?

If you're looking for a telescope that offers clear planetary views, quality construction, and a gentle learning curve, the Celestron AstroMaster 90EQ is a fantastic option.

👉 Click here to view our recommended deal on the AstroMaster 90EQ
Start your stargazing journey today and unlock the wonders of the cosmos!

Frequently Asked Questions

What can you see with the Celestron AstroMaster 90EQ?

You can see the Moon in great detail, Jupiter’s moons, Saturn’s rings, Venus phases, and bright deep-sky objects like the Orion Nebula and Andromeda Galaxy.

Is the AstroMaster 90EQ good for beginners?

Yes, it's one of the most recommended entry-level telescopes due to its simple setup and reliable optics.

Can the 90EQ be used during the day?

Yes. It's suitable for terrestrial viewing with an upright image diagonal.

What kind of mount does the 90EQ have?

It has a manual German Equatorial (EQ) mount, ideal for learning how to track objects.

Does the telescope come with eyepieces?

Yes, it includes 10mm and 20mm eyepieces for different magnification levels.

Can I take astrophotography shots with the 90EQ?

Basic lunar photos are possible with a smartphone mount, but it’s not designed for long-exposure astrophotography.

How heavy is the AstroMaster 90EQ?

It weighs around 19 lbs (8.6 kg), making it moderately portable.

What is the focal length of this telescope?

It has a focal length of 1000mm, giving it a focal ratio of f/11.1.