🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.4

Radius: 14.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.6 AU - 0.68 AU

Year: 347 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,894,711 km

• M1: 185,352 km (0.079 R)
• M2: 701,614 km (0.115 R)
• M3: 1,204,113 km (0.084 R)
• M4: 1,698,385 km (0.1 R)
• M5: 2,331,034 km (0.111 R)
• M6: 3,129,737 km (0.042 R)
• M7: 3,683,399 km (0.102 R)
• M8: 4,715,175 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.5

Radius: 12.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.64 AU - 0.76 AU

Year: 397 Days

Day: 8.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,894,711 km

• M1: 154,235 km (0.11 R)
• M2: 554,111 km (0.055 R)
• M3: 973,882 km (0.106 R)
• M4: 1,581,549 km (0.068 R)
• M5: 1,978,432 km (0.111 R)
• M6: 2,519,079 km (0.059 R)
• M7: 2,915,214 km (0.104 R)
• M8: 3,953,423 km (0.114 R)
• M9: 4,683,311 km (0.075 R)
• M10: 5,771,187 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.6

Radius: 10.4

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.68 AU - 0.78 AU

Year: 423 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,894,711 km

• M1: 129,402 km (0.086 R)
• M2: 541,993 km (0.116 R)
• M3: 1,006,943 km (0.094 R)
• M4: 1,346,680 km (0.088 R)
• M5: 2,260,573 km (0.101 R)
• M6: 2,705,328 km (0.117 R)
• M7: 3,129,737 km (0.089 R)
• M8: 3,739,199 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.5

Radius: 9.6

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.16 AU - 1.84 AU

Year: 1246 Days

Day: 10.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,894,711 km

• M1: 120,576 km (0.059 R)
• M2: 724,353 km (0.095 R)
• M3: 1,259,165 km (0.08 R)
• M4: 2,991,060 km (0.111 R)
• M5: 3,347,552 km (0.073 R)
• M6: 4,307,371 km (0.107 R)
• M7: 5,048,928 km (0.115 R)
• M8: 8,700,612 km (0.055 R)
• M9: 9,074,457 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.2

Radius: 12

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.71 AU - 2.95 AU

Year: 3229 Days

Day: 10.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,894,711 km

• M1: 150,495 km (0.108 R)
• M2: 648,208 km (0.118 R)
• M3: 1,260,960 km (0.071 R)
• M4: 1,780,065 km (0.109 R)
• M5: 2,730,909 km (0.081 R)
• M6: 3,440,901 km (0.088 R)
• M7: 3,911,386 km (0.049 R)
• M8: 4,336,244 km (0.086 R)
• M9: 4,744,796 km (0.072 R)
• M10: 6,044,801 km (0.11 R)
• M11: 6,703,630 km (0.025 R)
• M12: 7,283,322 km (0.068 R)
• M13: 7,666,592 km (0.102 R)
• M14: 8,862,327 km (0.107 R)
• M15: 9,336,852 km (0.076 R)
• M16: 10,577,467 km (0.103 R)
• M17: 12,057,140 km (0.118 R)
• M18: 13,055,257 km (0.111 R)
• M19: 13,479,067 km (0.118 R)
• M20: 17,265,240 km (0.116 R)
• M21: 17,776,416 km (0.117 R)
• M22: 18,473,691 km (0.061 R)
• M23: 18,888,676 km (0.057 R)
• M24: 20,675,174 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702

Radius: 4.7

Gravity: 31.78 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.21 AU - 8.45 AU

Year: 12107 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,894,711 km

• M1: 60,138 km (0.098 R)
• M2: 229,034 km (0.095 R)
• M3: 434,582 km (0.036 R)
• M4: 1,137,841 km (0.073 R)
• M5: 1,466,209 km (0.06 R)
• M6: 1,872,217 km (0.05 R)
• M7: 2,574,430 km (0.113 R)
• M8: 2,769,057 km (0.025 R)
• M9: 3,286,366 km (0.12 R)
• M10: 3,567,909 km (0.088 R)
• M11: 4,006,231 km (0.115 R)
• M12: 4,179,465 km (0.051 R)
• M13: 4,729,686 km (0.1 R)
• M14: 6,353,122 km (0.087 R)
• M15: 6,954,207 km (0.061 R)
• M16: 8,130,195 km (0.109 R)
• M17: 10,592,427 km (0.105 R)
• M18: 11,726,229 km (0.1 R)
• M19: 13,064,382 km (0.092 R)
• M20: 15,187,475 km (0.052 R)
• M21: 15,468,121 km (0.075 R)
• M22: 17,683,815 km (0.098 R)
• M23: 18,229,697 km (0.081 R)
• M24: 23,285,208 km (0.111 R)
• M25: 24,416,467 km (0.114 R)
• M26: 27,924,537 km (0.038 R)
• M27: 33,026,572 km (0.065 R)
• M28: 39,503,412 km (0.1 R)
• M29: 41,109,644 km (0.09 R)
• M30: 42,480,859 km (0.105 R)
• M31: 43,177,835 km (0.108 R)
• M32: 48,574,129 km (0.059 R)
• M33: 51,669,908 km (0.075 R)
• M34: 53,427,384 km (0.101 R)
• M35: 54,402,612 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit