🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.3

Radius: 14.3

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.85 AU - 2.57 AU

Year: 2228 Days

Day: 13.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,702,714 km

• M1: 219,610 km (0.096 R)
• M2: 772,374 km (0.077 R)
• M3: 1,270,385 km (0.104 R)
• M4: 2,059,663 km (0.092 R)
• M5: 2,750,806 km (0.116 R)
• M6: 3,746,978 km (0.111 R)
• M7: 7,081,963 km (0.088 R)
• M8: 7,628,145 km (0.105 R)
• M9: 8,391,094 km (0.106 R)
• M10: 9,437,681 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.2

Radius: 14.4

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.28 AU - 3.3 AU

Year: 3161 Days

Day: 5.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,702,714 km

• M1: 179,069 km (0.104 R)
• M2: 651,798 km (0.078 R)
• M3: 1,259,764 km (0.039 R)
• M4: 1,745,209 km (0.107 R)
• M5: 2,258,030 km (0.088 R)
• M6: 2,789,402 km (0.06 R)
• M7: 3,675,171 km (0.118 R)
• M8: 4,718,018 km (0.114 R)
• M9: 6,061,706 km (0.072 R)
• M10: 6,792,491 km (0.053 R)
• M11: 7,290,652 km (0.096 R)
• M12: 8,679,968 km (0.062 R)
• M13: 10,079,456 km (0.051 R)
• M14: 11,493,754 km (0.045 R)
• M15: 13,131,701 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.8

Radius: 9.5

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.21 AU - 3.21 AU

Year: 3901 Days

Day: 10.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,702,714 km

• M1: 119,828 km (0.097 R)
• M2: 516,113 km (0.114 R)
• M3: 996,471 km (0.085 R)
• M4: 2,085,993 km (0.106 R)
• M5: 2,617,215 km (0.085 R)
• M6: 3,890,741 km (0.113 R)
• M7: 4,799,548 km (0.09 R)
• M8: 6,430,315 km (0.118 R)
• M9: 7,394,174 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.4

Radius: 4.7

Gravity: 35.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.44 AU - 7.46 AU

Year: 11110 Days

Day: 18.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,702,714 km

• M1: 58,493 km (0.085 R)
• M2: 211,980 km (0.082 R)
• M3: 569,519 km (0.073 R)
• M4: 763,548 km (0.106 R)
• M5: 1,394,103 km (0.071 R)
• M6: 1,767,349 km (0.103 R)
• M7: 3,389,738 km (0.071 R)
• M8: 6,254,388 km (0.118 R)
• M9: 6,683,883 km (0.086 R)
• M10: 7,008,361 km (0.078 R)
• M11: 7,820,977 km (0.098 R)
• M12: 12,475,714 km (0.082 R)
• M13: 12,967,443 km (0.055 R)
• M14: 13,729,195 km (0.09 R)
• M15: 14,055,169 km (0.108 R)
• M16: 14,319,658 km (0.087 R)
• M17: 14,722,674 km (0.045 R)
• M18: 15,133,171 km (0.051 R)
• M19: 16,703,649 km (0.1 R)
• M20: 18,066,935 km (0.116 R)
• M21: 22,780,315 km (0.112 R)
• M22: 24,169,182 km (0.115 R)
• M23: 24,453,567 km (0.102 R)
• M24: 26,207,004 km (0.102 R)
• M25: 29,205,394 km (0.052 R)
• M26: 30,842,593 km (0.115 R)
• M27: 31,289,292 km (0.05 R)
• M28: 31,740,180 km (0.083 R)
• M29: 35,140,241 km (0.07 R)
• M30: 38,775,319 km (0.119 R)
• M31: 41,966,990 km (0.064 R)
• M32: 45,329,352 km (0.099 R)
• M33: 46,781,797 km (0.056 R)
• M34: 49,779,140 km (0.033 R)
• M35: 52,109,426 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 15,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit