The Why Is The Sky Dark Wall Mural transforms one of astronomy’s most fascinating questions into stunning visual science art. Inspired by Olbers’ Paradox and the groundbreaking discoveries of Albert Einstein and Edwin Hubble, this space wall mural explores why the night sky is dark despite the vast number of stars in the universe. If the universe were infinite and unchanging, the entire night sky would glow with starlight. Instead, we see only the observable universe, limited by the speed of light and the ongoing expansion of space. As galaxies move farther away at accelerating speeds, much of their light will never reach Earth. This powerful astronomy concept is brought to life through vibrant cosmic imagery, deep space visuals, and educational storytelling. Perfect for science classrooms, STEM labs, planetariums, libraries, offices, and modern interiors, this astronomy wall mural inspires curiosity about cosmology, the expanding universe, and the mysteries of deep space. The bold colors and celestial design create an immersive environment that encourages learning and wonder.

Photo by: Chuck Trunks EXCLUSIVE ARTIST

Murals Your Way offers different materials for every use - indoor and outdoor. We have prepasted, peel and stick, and materials that need paste added. Scroll through our options below to learn about each material.

Prepasted Wallpaper

High performance wallpaper with water activated adhesive backing
Smooth texture with a matte finish
Durable with or without top coat
10 mil/280 gsm Type I Commercial Grade, Class A Fire Rating
No paste required. Water activated adhesive backing
Wall paint - flat paint or primer
Recommended surfaces:
- Smooth painted drywall
- Light orange peel
- Primed, grade A plywood
- Primed hardwood
- Primed MDF
Okay for use on slightly textured walls
NOT recommended for humid or damp locations
Use in bathroom - No
NOT recommended for outdoor use
PVC Free, 10% post-consumer content

Vinyl HD - Texture

Commercial grade vinyl wallcovering for high traffic areas
Light texture with a matte finish
Durable with or without top coat
20 oz Type II Commercial Grade, Class A Fire Rating
Requires paste for installation
Wall paint - flat paint or primer
Recommended surfaces:
- Smooth painted drywall
- Lightly textured painted drywall
- Lightly textured orange peel
- Lightly textured knockdown
- Primed plywood/hardwood
- Primed MDF
Okay for use on slightly textured walls
Can be used in humid or damp locations WITH topcoat
Use in bathroom - Yes with topcoat
NOT recommended for outdoor use
Low VOC, Phthalate-free, 11% post consumer content

EnviroPro - Texture

Commercial grade, vinyl alternative wallcovering that brings together style and durability
Light texture with a matte finish
Very Durable
20 oz Type II Commercial Grade, Class A Fire Rating
Requires paste for installation
Wall paint - flat paint or primer
Recommended surfaces:
- Smooth painted drywall
- Lightly textured painted drywall
- Lightly textured orange peel
- Primed plywood/hardwood
- Primed MDF
Okay for use on slightly textured walls
Can be used in humid or damp locations WITH topcoat
Use in bathroom - Yes with topcoat
NOT recommended for outdoor use
PVC Free, Low VOC, Phthalate-free

For full material specifications, visit our Materials section to learn more about our materials as well as additional materials available through our sales team.

Printed and Shipped With Care

Every wall mural is one-of-a-kind and printed on demand. Every order is treated as a custom order to ensure that image quality, size, and material quality exactly fit your needs. Our standard lead time is approximately 10-12 business days from the time the order is placed until it arrives. Rush shipping and rush production are available for an additional fee.

Ground Shipping

Ground Shipping - Contiguous 48 U.S. States

$40 flat rate ground shipping for order under $350.00
Free ground shipping for orders over $350.00
Install kits, accessories, topcoat, rush production, personalization fees are included in the free shipping calculation.
Sales tax and expedited shipping fees are not included in the free shipping calculation.
Sample only orders ship free via USPS or for a fee with FedEx expedited shipping options

Ground Shipping - Alaska & Hawaii
We do ship ground to Alaska & Hawaii, however, standard FedEx rates apply.

International Orders

International shipping is available to all locations served by FedEx International Economy shipping. This option guarantees delivery within 2-3 business days to Canada & Mexico and 2-5 business days worldwide. Call us for international delivery rates or submit your shipping address within our checkout process. Murals shipped internationally may incur charges such as customs duties and import tax, which are the responsibility of the customer.

Rush Shipping

Need it fast? We offer expedited rush shipping for fast, guaranteed delivery. Choose between FedEx 2 Day or FedEx Overnight shipping.

Rush Production

Need your mural even faster? No problem! Murals Your Way offers a special rush production service. This expedites the printing of your mural so it becomes ready to ship out more quickly. Murals typically print and ship within 4-7 business days. If you need your mural sooner than 10-14 days, please see the chart below for expedited production and shipping options.

PRODUCTION OPTION	SHIPPING OPTION	AVERAGE NUMBER OF DAYS TO RECEIVE MURAL*
Regular Production	FedEx Ground	10-14 business days

Regular Production	FedEx 2 Day	8-12 business days

Regular Production	FedEx Overnight	7-11 business days

Rush Production	FedEx Ground	7-10 business days

Rush Production	FedEx 2 Day	4-7 business days

Rush Production	FedEx Overnight	3-6 business days
*Adding protective Topcoat or Microbloc Antimicrobial Topcoat to your mural will add one day to the estimates above.

Packaging

We take proper care to ensure that your mural is protected during shipping. Each mural comes rolled around a tube and wrapped in protective paper. The mural is then placed in a cardboard box along with protective plastic end caps and foam inserts. This packaging exceeds UPS and FedEx required standards.