🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365

Radius: 12

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.64 AU - 1.06 AU

Year: 551 Days

Day: 7.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,476,353 km

• M1: 149,747 km (0.038 R)
• M2: 675,434 km (0.068 R)
• M3: 1,308,682 km (0.088 R)
• M4: 2,035,728 km (0.108 R)
• M5: 2,698,596 km (0.098 R)
• M6: 4,276,255 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.7

Radius: 14.2

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.03 AU - 1.19 AU

Year: 822 Days

Day: 11.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,476,353 km

• M1: 176,675 km (0.065 R)
• M2: 701,764 km (0.109 R)
• M3: 1,248,544 km (0.118 R)
• M4: 1,838,109 km (0.107 R)
• M5: 2,302,311 km (0.074 R)
• M6: 3,130,485 km (0.077 R)
• M7: 3,581,223 km (0.11 R)
• M8: 4,599,686 km (0.08 R)
• M9: 5,116,546 km (0.096 R)
• M10: 5,803,201 km (0.091 R)
• M11: 6,550,741 km (0.026 R)
• M12: 7,251,308 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.3

Radius: 10

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.98 AU - 4.16 AU

Year: 4741 Days

Day: 7.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,476,353 km

• M1: 130,001 km (0.081 R)
• M2: 608,265 km (0.093 R)
• M3: 958,922 km (0.098 R)
• M4: 1,402,031 km (0.063 R)
• M5: 1,908,121 km (0.12 R)
• M6: 2,364,694 km (0.053 R)
• M7: 2,690,817 km (0.089 R)
• M8: 3,878,923 km (0.054 R)
• M9: 4,261,295 km (0.058 R)
• M10: 6,208,012 km (0.081 R)
• M11: 6,937,302 km (0.089 R)
• M12: 7,722,691 km (0.082 R)
• M13: 8,369,253 km (0.025 R)
• M14: 10,710,460 km (0.08 R)
• M15: 12,106,357 km (0.087 R)
• M16: 13,031,620 km (0.093 R)
• M17: 13,565,685 km (0.102 R)
• M18: 15,729,169 km (0.066 R)
• M19: 16,830,209 km (0.031 R)
• M20: 17,272,121 km (0.057 R)
• M21: 19,322,360 km (0.108 R)
• M22: 19,806,908 km (0.062 R)
• M23: 22,201,222 km (0.064 R)
• M24: 22,580,153 km (0.065 R)
• M25: 23,350,881 km (0.115 R)
• M26: 25,108,207 km (0.043 R)
• M27: 28,082,811 km (0.095 R)
• M28: 31,569,938 km (0.059 R)

Asteroid Belt

Center: 6.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71

Radius: 3

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 8.21 AU - 9.77 AU

Year: 18947 Days

Day: 24.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,476,353 km

• M1: 62,382 km (0.109 R)
• M2: 1,343,688 km (0.095 R)
• M3: 1,552,228 km (0.111 R)
• M4: 1,824,496 km (0.115 R)
• M5: 2,175,901 km (0.043 R)
• M6: 4,138,775 km (0.052 R)
• M7: 4,499,006 km (0.12 R)
• M8: 4,963,957 km (0.061 R)
• M9: 6,722,031 km (0.118 R)
• M10: 7,182,493 km (0.081 R)
• M11: 9,192,789 km (0.112 R)
• M12: 12,945,302 km (0.11 R)
• M13: 14,106,331 km (0.075 R)
• M14: 14,566,345 km (0.114 R)
• M15: 14,858,809 km (0.074 R)
• M16: 23,908,881 km (0.082 R)
• M17: 33,656,379 km (0.074 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 16,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit