🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.1

Radius: 9

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.52 AU - 0.7 AU

Year: 323 Days

Day: 9.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,749,526 km

• M1: 112,049 km (0.07 R)
• M2: 438,771 km (0.098 R)
• M3: 789,578 km (0.117 R)
• M4: 1,131,110 km (0.085 R)
• M5: 1,696,739 km (0.071 R)
• M6: 2,011,942 km (0.083 R)
• M7: 3,314,191 km (0.115 R)
• M8: 3,926,047 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.6

Radius: 9.1

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.97 AU - 1.13 AU

Year: 730 Days

Day: 14.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 107.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,749,526 km

• M1: 128,654 km (0.056 R)
• M2: 432,039 km (0.034 R)
• M3: 803,490 km (0.104 R)
• M4: 1,704,369 km (0.088 R)
• M5: 2,125,786 km (0.114 R)
• M6: 2,913,867 km (0.076 R)
• M7: 3,999,050 km (0.058 R)
• M8: 4,938,076 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.7

Radius: 11.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.61 AU - 2.35 AU

Year: 1890 Days

Day: 7.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,749,526 km

• M1: 141,819 km (0.098 R)
• M2: 671,694 km (0.092 R)
• M3: 1,197,830 km (0.077 R)
• M4: 1,686,866 km (0.115 R)
• M5: 2,210,309 km (0.101 R)
• M6: 2,699,793 km (0.113 R)
• M7: 3,276,642 km (0.049 R)
• M8: 4,285,680 km (0.038 R)
• M9: 4,658,029 km (0.081 R)
• M10: 5,356,501 km (0.099 R)
• M11: 7,507,120 km (0.1 R)
• M12: 8,962,558 km (0.12 R)
• M13: 10,492,495 km (0.075 R)
• M14: 14,979,384 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.7

Radius: 11.8

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.26 AU - 2.92 AU

Year: 2827 Days

Day: 14.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,749,526 km

• M1: 147,653 km (0.095 R)
• M2: 536,009 km (0.087 R)
• M3: 969,993 km (0.11 R)
• M4: 1,386,623 km (0.042 R)
• M5: 1,936,844 km (0.103 R)
• M6: 2,405,683 km (0.107 R)
• M7: 2,900,404 km (0.115 R)
• M8: 4,713,081 km (0.104 R)
• M9: 5,492,935 km (0.12 R)
• M10: 6,077,563 km (0.09 R)
• M11: 7,309,202 km (0.059 R)
• M12: 8,984,250 km (0.096 R)
• M13: 9,759,316 km (0.061 R)
• M14: 10,143,783 km (0.117 R)
• M15: 10,739,482 km (0.106 R)
• M16: 12,532,262 km (0.101 R)
• M17: 14,123,535 km (0.1 R)
• M18: 14,616,310 km (0.108 R)
• M19: 15,325,255 km (0.105 R)
• M20: 16,377,825 km (0.103 R)
• M21: 18,626,431 km (0.117 R)
• M22: 19,219,287 km (0.114 R)
• M23: 20,070,499 km (0.109 R)
• M24: 20,883,115 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.1

Radius: 13.2

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.77 AU - 6.09 AU

Year: 8582 Days

Day: 13.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,749,526 km

• M1: 164,109 km (0.084 R)
• M2: 1,023,399 km (0.091 R)
• M3: 1,556,865 km (0.085 R)
• M4: 1,998,628 km (0.056 R)
• M5: 2,630,828 km (0.054 R)
• M6: 4,349,857 km (0.115 R)
• M7: 4,960,965 km (0.109 R)
• M8: 5,538,263 km (0.045 R)
• M9: 6,063,950 km (0.114 R)
• M10: 6,897,659 km (0.08 R)
• M11: 7,581,321 km (0.082 R)
• M12: 8,752,523 km (0.118 R)
• M13: 10,825,201 km (0.077 R)
• M14: 11,900,211 km (0.119 R)
• M15: 12,885,014 km (0.114 R)
• M16: 14,035,721 km (0.111 R)
• M17: 16,986,389 km (0.113 R)
• M18: 22,345,584 km (0.107 R)
• M19: 23,602,355 km (0.064 R)
• M20: 27,477,987 km (0.096 R)
• M21: 28,373,480 km (0.088 R)
• M22: 29,473,623 km (0.03 R)
• M23: 32,645,696 km (0.087 R)
• M24: 33,145,353 km (0.093 R)
• M25: 34,365,623 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.2

Radius: 6.3

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.5 AU - 8.3 AU

Year: 13653 Days

Day: 22.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,749,526 km

• M1: 97,089 km (0.113 R)
• M2: 1,089,820 km (0.111 R)
• M3: 1,328,728 km (0.079 R)
• M4: 2,153,611 km (0.074 R)
• M5: 2,639,804 km (0.095 R)
• M6: 4,412,240 km (0.062 R)
• M7: 4,997,616 km (0.039 R)
• M8: 8,247,630 km (0.1 R)
• M9: 13,157,133 km (0.099 R)
• M10: 18,423,726 km (0.112 R)
• M11: 27,041,610 km (0.108 R)
• M12: 27,475,145 km (0.087 R)
• M13: 28,713,516 km (0.101 R)
• M14: 31,396,404 km (0.119 R)
• M15: 31,875,267 km (0.113 R)
• M16: 32,651,680 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 13,376 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit