🌌 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: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.3

Radius: 14.2

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.57 AU - 0.67 AU

Year: 337 Days

Day: 10.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,035,460 km

• M1: 176,675 km (0.108 R)
• M2: 736,171 km (0.099 R)
• M3: 1,815,969 km (0.067 R)
• M4: 2,346,443 km (0.046 R)
• M5: 3,873,986 km (0.12 R)
• M6: 4,337,291 km (0.114 R)
• M7: 5,013,025 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.7

Radius: 12.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.44 AU - 3.66 AU

Year: 4617 Days

Day: 5.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,035,460 km

• M1: 160,369 km (0.087 R)
• M2: 601,084 km (0.114 R)
• M3: 1,169,107 km (0.096 R)
• M4: 1,653,056 km (0.098 R)
• M5: 2,158,248 km (0.084 R)
• M6: 2,866,744 km (0.082 R)
• M7: 4,822,437 km (0.073 R)
• M8: 6,239,428 km (0.052 R)
• M9: 6,686,875 km (0.057 R)
• M10: 7,952,174 km (0.105 R)
• M11: 9,180,373 km (0.044 R)
• M12: 11,385,595 km (0.06 R)
• M13: 12,847,914 km (0.095 R)
• M14: 15,164,736 km (0.028 R)
• M15: 17,105,170 km (0.111 R)
• M16: 17,512,226 km (0.111 R)
• M17: 18,589,031 km (0.101 R)
• M18: 19,143,591 km (0.087 R)
• M19: 19,709,370 km (0.108 R)
• M20: 22,084,386 km (0.114 R)
• M21: 24,059,377 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.6

Radius: 11

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.81 AU - 4.31 AU

Year: 4636 Days

Day: 5.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,035,460 km

• M1: 144,212 km (0.026 R)
• M2: 867,069 km (0.094 R)
• M3: 1,499,120 km (0.084 R)
• M4: 1,895,704 km (0.108 R)
• M5: 2,252,495 km (0.092 R)
• M6: 3,003,776 km (0.107 R)
• M7: 4,242,596 km (0.086 R)
• M8: 5,639,840 km (0.105 R)
• M9: 6,249,750 km (0.05 R)
• M10: 7,171,124 km (0.092 R)
• M11: 9,944,070 km (0.095 R)
• M12: 12,865,118 km (0.09 R)
• M13: 13,688,056 km (0.091 R)
• M14: 15,642,103 km (0.104 R)
• M15: 16,315,443 km (0.092 R)
• M16: 19,144,937 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.3

Radius: 8.3

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.59 AU - 3.87 AU

Year: 4972 Days

Day: 12.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,035,460 km

• M1: 116,836 km (0.094 R)
• M2: 375,790 km (0.119 R)
• M3: 634,295 km (0.072 R)
• M4: 994,975 km (0.053 R)
• M5: 1,612,067 km (0.072 R)
• M6: 2,032,736 km (0.076 R)
• M7: 3,094,731 km (0.043 R)
• M8: 3,566,264 km (0.06 R)
• M9: 4,084,919 km (0.076 R)
• M10: 4,676,729 km (0.116 R)
• M11: 6,231,051 km (0.089 R)
• M12: 8,596,642 km (0.114 R)
• M13: 9,261,006 km (0.071 R)
• M14: 10,986,617 km (0.101 R)
• M15: 12,037,692 km (0.079 R)
• M16: 14,852,525 km (0.1 R)
• M17: 17,724,805 km (0.028 R)
• M18: 19,540,175 km (0.091 R)
• M19: 20,492,814 km (0.085 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 13,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit