🔥 BLACK FRIDAY WEEK: EVERY PLANET SLASHED TO $4.99 (WAS $6.99!)

★★★★★
★★★★★
4.9 based on 3,247 planets sold

PLANET 4 UMa b

A dark and cold world at the edge of the galaxy.

Official Planet Certificate

Registered in Planet Corporation Database®

Instant Digital Delivery

Fully Personalized With Your Name or Gift Recipient

Original price was: $ 6,99.Current price is: $ 4,99.

Scientific Details

🌍 Planet Information
Star Name ?
4 UMa
Planet Letter ?
b
HD Catalog Name ?
HD 73108
Hipparcos Name ?
HIP 42527
TESS ID ?
TIC 356478817
Gaia DR2 ID ?
Gaia DR2 1092230803510960640
Gaia DR3 ID ?
Gaia DR3 1092230803512999424
🔬 How We Discovered It
Discovery Method ?
Radial Velocity
Discovery Year ?
2006
Discovery Location ?
Ground
Observatory ?
Thueringer Landessternwarte Tautenburg
Telescope ?
2.0 m Alfred Jensch Telescope
Instrument ?
Coude Echelle Spectrograph
Status ?
Published Confirmed
Controversial? ?
0
🪐 Its Orbit Around The Star
Orbital Period (days) ?
270.27000000000
Distance to Star (AU) ?
0.8770000000
Orbit Shape ?
0.453000
Inclination (degrees) ?
Closest Point Time ?
2455958.10000000
Closest Point Angle ?
28.6000
⚖️ How Heavy It Is
Mass (Jupiters) ?
Mass (Earths) ?
Mass Minimum (Jupiters) ?
7.90200000
Mass Minimum (Earths) ?
2511.48007211
📏 How Big It Is
Radius (Jupiters) ?
Radius (Earths) ?
Density (g/cm³) ?
🌡️ Its Temperature & Atmosphere
Equilibrium Temperature (K) ?
Insolation (Earths) ?
Surface Gravity (log g) ?
1.800000
🌓 When It Passes In Front Of Its Star
Transit Time ?
Transit Duration (hours) ?
Transit Depth (%) ?
Impact Parameter ?
📡 How It Makes Its Star Wobble
RV Semi-Amplitude (m/s) ?
242.24000
⭐ About Its Star
Star Distance (parsecs) ?
73.46030000
Star Mass (Suns) ?
1.234000
Star Radius (Suns) ?
18.110000
Star Temperature (K) ?
4415.00
Star Age (billions of years) ?
4.6040
Metallicity ?
-0.2500
🌌 Where To Find It In The Sky
Right Ascension ?
08h40m12.67s
Declination ?
+64d19m40.98s
Galactic Longitude ?
151.35882
Galactic Latitude ?
35.95654
🚀 How The Star Moves
Proper Motion (RA) ?
-61.2227000
Proper Motion (Dec) ?
26.3620000
Radial Velocity (km/s) ?
💡 How Bright The Star Looks
V Magnitude ?
4.5801000
J Magnitude ?
2.6190000
H Magnitude ?
2.0210000
K Magnitude ?
1.7340000
🌟 The Whole Star System
Number of Stars ?
1
Number of Planets ?
1
Number of Moons ?
0

What Our Customers Say

Buying an exoplanet as a gift has never been easier. Follow these three simple steps to claim your own piece of the universe.

★★★★★
★★★★★
4.9 based on 3,247 planets sold
image (8)

Lucas Martinez

★★★★★

“My own planet called ‘Dino World’! I can’t believe it’s real. Best birthday ever!”

1DDCB342-218F-4FCD-8C7F-0B4CE915BFE8 (1)

Sarah Chen

★★★★★

“Perfect gift for my mom’s milestone birthday. She was absolutely touched by having her own planet. So unique!”

image (9)

Michael Thompson

★★★★★

“Proposed with a planet! Best decision ever. She loved how creative and unique it was. Highly recommend!”

Perfect For Every Occasion

When words aren’t enough, give them the universe. The most memorable gift for life’s special moments.

🎂

Birthdays

Make their special day truly unforgettable. Name a planet after them and celebrate with a gift that lasts forever.

💝

Valentine’s Day

Show your love in cosmic proportions. Give your partner their own planet and prove your love is written in the stars.

🎓

Graduation

Celebrate their achievement with a gift as big as their dreams. The sky is no longer the limit!

💍

Weddings & Anniversaries

Two hearts, one planet. The perfect symbol of eternal love for the couple who has everything.

👶

New Baby

Welcome a new life with a planet of their own. A timeless keepsake they’ll treasure for a lifetime.

🎄

Christmas & Holidays

The gift that stands out under any tree. Give something truly unique this holiday season.