🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.3

Radius: 10.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.98 AU - 1.08 AU

Year: 697 Days

Day: 7.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,330,599 km

• M1: 127,009 km (0.075 R)
• M2: 538,702 km (0.065 R)
• M3: 997,967 km (0.117 R)
• M4: 1,440,179 km (0.042 R)
• M5: 2,209,561 km (0.119 R)
• M6: 2,586,098 km (0.116 R)
• M7: 3,016,791 km (0.103 R)
• M8: 5,587,331 km (0.106 R)
• M9: 6,128,875 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.6

Radius: 11.8

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.2 AU - 1.9 AU

Year: 1287 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 28,330,599 km

• M1: 146,905 km (0.054 R)
• M2: 1,266,047 km (0.079 R)
• M3: 1,681,330 km (0.079 R)
• M4: 3,823,422 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.8

Radius: 10.9

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.87 AU - 2.31 AU

Year: 2015 Days

Day: 9.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 28,330,599 km

• M1: 158,424 km (0.073 R)
• M2: 641,176 km (0.098 R)
• M3: 1,370,017 km (0.104 R)
• M4: 1,927,868 km (0.074 R)
• M5: 3,081,866 km (0.039 R)
• M6: 3,732,467 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.5

Radius: 8.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.92 AU - 2.4 AU

Year: 2117 Days

Day: 7.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,330,599 km

• M1: 105,915 km (0.044 R)
• M2: 499,806 km (0.053 R)
• M3: 1,620,295 km (0.12 R)
• M4: 1,980,975 km (0.081 R)
• M5: 2,634,568 km (0.096 R)
• M6: 2,903,246 km (0.109 R)
• M7: 3,597,380 km (0.11 R)
• M8: 3,867,404 km (0.107 R)
• M9: 6,051,383 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 8.8

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.2 AU - 4.44 AU

Year: 5988 Days

Day: 14.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,330,599 km

• M1: 109,506 km (0.082 R)
• M2: 430,842 km (0.106 R)
• M3: 715,826 km (0.109 R)
• M4: 1,016,966 km (0.118 R)
• M5: 1,448,257 km (0.075 R)
• M6: 1,875,209 km (0.05 R)
• M7: 2,215,245 km (0.115 R)
• M8: 2,546,305 km (0.118 R)
• M9: 2,928,678 km (0.045 R)
• M10: 3,831,052 km (0.113 R)
• M11: 4,287,176 km (0.107 R)
• M12: 4,856,096 km (0.101 R)
• M13: 5,530,783 km (0.083 R)
• M14: 7,065,657 km (0.025 R)
• M15: 7,646,994 km (0.109 R)
• M16: 8,788,725 km (0.046 R)
• M17: 10,819,516 km (0.072 R)
• M18: 12,206,737 km (0.102 R)
• M19: 13,043,588 km (0.101 R)
• M20: 13,656,939 km (0.092 R)
• M21: 15,956,109 km (0.054 R)
• M22: 17,563,388 km (0.066 R)
• M23: 18,886,133 km (0.102 R)
• M24: 21,376,040 km (0.085 R)
• M25: 22,445,216 km (0.095 R)
• M26: 24,921,958 km (0.114 R)
• M27: 26,266,544 km (0.028 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 16,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit