🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.8

Radius: 14.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.4 AU - 0.62 AU

Year: 251 Days

Day: 6.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,530,156 km

• M1: 179,966 km (0.067 R)
• M2: 719,117 km (0.118 R)
• M3: 1,222,963 km (0.069 R)
• M4: 1,716,037 km (0.07 R)
• M5: 2,536,432 km (0.113 R)
• M6: 3,229,668 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.9

Radius: 10.4

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.62 AU - 0.72 AU

Year: 379 Days

Day: 7 Hours

Environment

Temp: -149 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,530,156 km

• M1: 129,402 km (0.06 R)
• M2: 484,847 km (0.112 R)
• M3: 815,308 km (0.1 R)
• M4: 1,190,799 km (0.034 R)
• M5: 1,518,119 km (0.04 R)
• M6: 2,316,822 km (0.116 R)
• M7: 3,270,808 km (0.102 R)
• M8: 4,273,562 km (0.094 R)
• M9: 4,669,398 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.3

Radius: 8.4

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.94 AU - 1.1 AU

Year: 711 Days

Day: 5.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,530,156 km

• M1: 104,569 km (0.079 R)
• M2: 426,952 km (0.104 R)
• M3: 838,646 km (0.083 R)
• M4: 1,167,312 km (0.081 R)
• M5: 1,428,510 km (0.088 R)
• M6: 1,746,256 km (0.065 R)
• M7: 2,210,309 km (0.089 R)
• M8: 3,344,560 km (0.109 R)
• M9: 3,634,331 km (0.105 R)
• M10: 4,360,479 km (0.105 R)
• M11: 5,437,284 km (0.112 R)
• M12: 5,878,748 km (0.119 R)
• M13: 7,394,024 km (0.117 R)
• M14: 8,354,143 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.9

Radius: 8.1

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.2 AU - 1.24 AU

Year: 930 Days

Day: 10.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,530,156 km

• M1: 100,829 km (0.11 R)
• M2: 353,051 km (0.074 R)
• M3: 653,892 km (0.059 R)
• M4: 906,713 km (0.108 R)
• M5: 1,168,359 km (0.072 R)
• M6: 2,061,608 km (0.085 R)
• M7: 2,425,879 km (0.03 R)
• M8: 2,868,539 km (0.118 R)
• M9: 3,377,621 km (0.046 R)
• M10: 4,509,628 km (0.076 R)
• M11: 5,234,429 km (0.104 R)
• M12: 5,663,027 km (0.057 R)
• M13: 5,955,042 km (0.052 R)
• M14: 6,654,412 km (0.105 R)
• M15: 7,068,350 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.2

Radius: 12.3

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.25 AU - 3.59 AU

Year: 3444 Days

Day: 8.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,530,156 km

• M1: 155,432 km (0.108 R)
• M2: 1,025,194 km (0.068 R)
• M3: 2,466,270 km (0.106 R)
• M4: 3,832,099 km (0.048 R)
• M5: 6,361,350 km (0.095 R)
• M6: 6,976,796 km (0.093 R)
• M7: 8,675,779 km (0.12 R)
• M8: 9,877,050 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.9

Radius: 4.5

Gravity: 48.24 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.87 AU - 7.63 AU

Year: 10785 Days

Day: 17.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 29,530,156 km

• M1: 56,698 km (0.071 R)
• M2: 603,777 km (0.117 R)
• M3: 1,122,882 km (0.111 R)
• M4: 1,286,990 km (0.102 R)
• M5: 1,452,895 km (0.091 R)
• M6: 1,601,894 km (0.115 R)
• M7: 2,225,568 km (0.114 R)
• M8: 3,191,072 km (0.047 R)
• M9: 3,683,848 km (0.072 R)
• M10: 4,531,619 km (0.088 R)
• M11: 4,754,220 km (0.088 R)
• M12: 5,084,981 km (0.115 R)
• M13: 5,290,678 km (0.11 R)
• M14: 5,430,852 km (0.104 R)
• M15: 5,792,280 km (0.071 R)
• M16: 5,941,279 km (0.04 R)
• M17: 6,522,916 km (0.1 R)
• M18: 9,131,604 km (0.043 R)
• M19: 11,816,885 km (0.081 R)
• M20: 13,435,534 km (0.117 R)
• M21: 15,266,911 km (0.072 R)
• M22: 15,767,616 km (0.113 R)
• M23: 17,723,159 km (0.091 R)
• M24: 18,677,893 km (0.104 R)
• M25: 19,085,696 km (0.041 R)
• M26: 21,568,722 km (0.083 R)
• M27: 27,164,131 km (0.088 R)
• M28: 31,770,698 km (0.042 R)
• M29: 34,623,380 km (0.086 R)
• M30: 35,362,244 km (0.104 R)
• M31: 37,513,012 km (0.116 R)
• M32: 38,950,199 km (0.116 R)
• M33: 41,380,417 km (0.086 R)
• M34: 46,540,346 km (0.06 R)
• M35: 47,289,233 km (0.074 R)
• M36: 52,596,218 km (0.119 R)
• M37: 53,082,710 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.8

Radius: 5.8

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.67 AU - 7.65 AU

Year: 11864 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 29,530,156 km

• M1: 75,846 km (0.061 R)
• M2: 287,228 km (0.085 R)
• M3: 505,342 km (0.109 R)
• M4: 725,699 km (0.111 R)
• M5: 1,037,461 km (0.057 R)
• M6: 1,281,755 km (0.08 R)
• M7: 1,766,302 km (0.107 R)
• M8: 3,309,703 km (0.099 R)
• M9: 3,888,497 km (0.108 R)
• M10: 4,334,748 km (0.087 R)
• M11: 4,867,017 km (0.106 R)
• M12: 5,413,498 km (0.068 R)
• M13: 7,438,006 km (0.065 R)
• M14: 8,735,169 km (0.089 R)
• M15: 8,971,684 km (0.089 R)
• M16: 9,334,608 km (0.095 R)
• M17: 10,975,846 km (0.042 R)
• M18: 12,203,895 km (0.074 R)
• M19: 12,952,483 km (0.09 R)
• M20: 16,733,868 km (0.071 R)
• M21: 18,548,790 km (0.112 R)
• M22: 20,839,133 km (0.114 R)
• M23: 21,120,377 km (0.098 R)
• M24: 21,690,494 km (0.096 R)
• M25: 22,638,795 km (0.116 R)
• M26: 23,311,238 km (0.098 R)
• M27: 24,617,676 km (0.032 R)
• M28: 27,375,513 km (0.09 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 11,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit