🌌 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: 710.2

Radius: 10.5

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.4 AU - 0.62 AU

Year: 243 Days

Day: 13.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,551,759 km

• M1: 130,599 km (0.101 R)
• M2: 477,666 km (0.114 R)
• M3: 968,497 km (0.091 R)
• M4: 1,510,490 km (0.03 R)
• M5: 2,415,108 km (0.079 R)
• M6: 2,759,782 km (0.11 R)
• M7: 3,237,298 km (0.081 R)
• M8: 3,713,618 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470

Radius: 13

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.59 AU - 0.61 AU

Year: 310 Days

Day: 7.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,551,759 km

• M1: 164,109 km (0.076 R)
• M2: 696,677 km (0.065 R)
• M3: 1,149,959 km (0.039 R)
• M4: 1,554,771 km (0.075 R)
• M5: 2,396,857 km (0.096 R)
• M6: 2,912,820 km (0.108 R)
• M7: 4,099,580 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.1

Radius: 10.8

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.12 AU - 3.58 AU

Year: 4089 Days

Day: 12.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,551,759 km

• M1: 134,638 km (0.111 R)
• M2: 667,506 km (0.077 R)
• M3: 1,250,788 km (0.111 R)
• M4: 1,872,666 km (0.088 R)
• M5: 2,567,548 km (0.102 R)
• M6: 3,190,923 km (0.059 R)
• M7: 3,693,272 km (0.115 R)
• M8: 5,839,254 km (0.099 R)
• M9: 6,250,498 km (0.097 R)
• M10: 8,026,225 km (0.117 R)
• M11: 8,363,419 km (0.108 R)
• M12: 9,138,934 km (0.064 R)
• M13: 9,808,384 km (0.118 R)
• M14: 11,161,946 km (0.108 R)
• M15: 12,145,702 km (0.116 R)
• M16: 13,001,252 km (0.052 R)
• M17: 15,085,300 km (0.052 R)
• M18: 16,610,899 km (0.09 R)
• M19: 21,542,991 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.6

Radius: 13.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.47 AU - 4.73 AU

Year: 6579 Days

Day: 10.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,551,759 km

• M1: 169,195 km (0.11 R)
• M2: 598,840 km (0.104 R)
• M3: 1,031,029 km (0.062 R)
• M4: 1,915,601 km (0.113 R)
• M5: 2,380,401 km (0.106 R)
• M6: 3,481,591 km (0.071 R)
• M7: 3,999,200 km (0.112 R)
• M8: 4,642,920 km (0.12 R)
• M9: 5,665,571 km (0.093 R)
• M10: 6,448,117 km (0.066 R)
• M11: 7,165,738 km (0.104 R)
• M12: 8,118,527 km (0.099 R)
• M13: 8,722,154 km (0.095 R)
• M14: 9,725,058 km (0.09 R)
• M15: 10,581,506 km (0.104 R)
• M16: 12,152,583 km (0.1 R)
• M17: 13,095,498 km (0.094 R)
• M18: 14,247,851 km (0.079 R)
• M19: 15,239,984 km (0.115 R)
• M20: 16,043,025 km (0.072 R)
• M21: 16,995,216 km (0.1 R)
• M22: 19,209,264 km (0.085 R)
• M23: 23,291,790 km (0.073 R)
• M24: 24,049,802 km (0.037 R)
• M25: 24,981,199 km (0.054 R)
• M26: 27,750,704 km (0.099 R)
• M27: 28,174,665 km (0.074 R)
• M28: 29,209,583 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.9

Radius: 7.3

Gravity: 18.39 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.32 AU - 6.64 AU

Year: 11000 Days

Day: 23.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,551,759 km

• M1: 96,341 km (0.098 R)
• M2: 358,436 km (0.091 R)
• M3: 593,156 km (0.119 R)
• M4: 846,126 km (0.045 R)
• M5: 1,379,442 km (0.109 R)
• M6: 2,533,440 km (0.088 R)
• M7: 2,771,749 km (0.085 R)
• M8: 3,218,897 km (0.084 R)
• M9: 4,138,625 km (0.097 R)
• M10: 4,755,567 km (0.114 R)
• M11: 5,052,518 km (0.117 R)
• M12: 5,793,926 km (0.091 R)
• M13: 6,565,402 km (0.099 R)
• M14: 7,273,448 km (0.054 R)
• M15: 11,535,641 km (0.042 R)
• M16: 12,012,410 km (0.053 R)
• M17: 13,719,172 km (0.079 R)
• M18: 14,186,815 km (0.12 R)
• M19: 16,912,787 km (0.079 R)
• M20: 17,528,083 km (0.09 R)
• M21: 17,999,466 km (0.109 R)
• M22: 21,006,234 km (0.057 R)
• M23: 22,352,315 km (0.118 R)
• M24: 23,659,651 km (0.096 R)
• M25: 24,138,664 km (0.104 R)
• M26: 25,514,366 km (0.102 R)
• M27: 27,993,053 km (0.118 R)
• M28: 28,745,231 km (0.088 R)
• M29: 30,514,974 km (0.056 R)
• M30: 39,650,616 km (0.028 R)
• M31: 40,326,500 km (0.073 R)
• M32: 50,611,503 km (0.115 R)
• M33: 51,566,685 km (0.096 R)
• M34: 54,504,339 km (0.1 R)
• M35: 57,379,610 km (0.065 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: 250 - 14,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit