🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.48 AU - 0.78 AU

Year: 328 Days

Day: 42.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.7

Radius: 14.8

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.21 AU - 2.43 AU

Year: 2318 Days

Day: 6.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,008,352 km

• M1: 184,005 km (0.111 R)
• M2: 827,725 km (0.117 R)
• M3: 1,399,189 km (0.117 R)
• M4: 1,942,977 km (0.109 R)
• M5: 2,904,293 km (0.088 R)
• M6: 3,807,715 km (0.095 R)
• M7: 4,293,309 km (0.042 R)
• M8: 5,924,674 km (0.097 R)
• M9: 6,802,514 km (0.112 R)
• M10: 8,039,090 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 11.2

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.87 AU - 4.15 AU

Year: 4314 Days

Day: 6.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,008,352 km

• M1: 139,575 km (0.084 R)
• M2: 760,406 km (0.086 R)
• M3: 1,127,070 km (0.098 R)
• M4: 1,778,120 km (0.028 R)
• M5: 2,243,220 km (0.108 R)
• M6: 2,700,840 km (0.088 R)
• M7: 3,610,096 km (0.109 R)
• M8: 4,101,076 km (0.074 R)
• M9: 4,636,188 km (0.082 R)
• M10: 7,395,820 km (0.116 R)
• M11: 7,858,825 km (0.112 R)
• M12: 9,613,159 km (0.119 R)
• M13: 11,567,655 km (0.059 R)
• M14: 12,340,029 km (0.113 R)
• M15: 15,373,425 km (0.095 R)
• M16: 20,981,700 km (0.075 R)
• M17: 22,794,078 km (0.03 R)
• M18: 26,151,952 km (0.081 R)
• M19: 27,397,055 km (0.108 R)
• M20: 29,118,178 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.1

Radius: 13.5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.09 AU - 4.29 AU

Year: 5626 Days

Day: 8.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,008,352 km

• M1: 167,849 km (0.066 R)
• M2: 983,756 km (0.032 R)
• M3: 1,951,055 km (0.105 R)
• M4: 2,755,593 km (0.098 R)
• M5: 3,441,200 km (0.074 R)
• M6: 3,879,372 km (0.038 R)
• M7: 4,546,429 km (0.043 R)
• M8: 6,231,051 km (0.1 R)
• M9: 6,758,383 km (0.087 R)
• M10: 7,692,173 km (0.047 R)
• M11: 8,190,483 km (0.099 R)
• M12: 9,898,891 km (0.102 R)
• M13: 10,749,505 km (0.089 R)
• M14: 13,039,998 km (0.109 R)
• M15: 14,701,132 km (0.054 R)
• M16: 21,700,966 km (0.111 R)
• M17: 23,578,719 km (0.053 R)
• M18: 26,675,694 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.9

Radius: 5.5

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.8 AU - 7.1 AU

Year: 10746 Days

Day: 22.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,008,352 km

• M1: 72,106 km (0.092 R)
• M2: 253,718 km (0.068 R)
• M3: 1,133,653 km (0.105 R)
• M4: 1,735,186 km (0.087 R)
• M5: 2,868,689 km (0.101 R)
• M6: 6,295,078 km (0.109 R)
• M7: 7,382,805 km (0.104 R)
• M8: 8,945,354 km (0.108 R)
• M9: 13,820,450 km (0.072 R)
• M10: 16,171,380 km (0.066 R)
• M11: 18,408,916 km (0.068 R)
• M12: 26,904,429 km (0.119 R)
• M13: 28,242,732 km (0.119 R)
• M14: 29,624,866 km (0.113 R)
• M15: 30,536,965 km (0.093 R)
• M16: 31,781,768 km (0.084 R)
• M17: 32,630,288 km (0.084 R)
• M18: 34,817,408 km (0.108 R)
• M19: 40,832,888 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.9

Radius: 6.9

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.18 AU - 8.62 AU

Year: 13206 Days

Day: 17.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,008,352 km

• M1: 89,310 km (0.099 R)
• M2: 315,053 km (0.111 R)
• M3: 564,134 km (0.091 R)
• M4: 1,147,116 km (0.047 R)
• M5: 1,400,984 km (0.102 R)
• M6: 2,113,070 km (0.085 R)
• M7: 2,358,261 km (0.109 R)
• M8: 2,861,658 km (0.099 R)
• M9: 3,139,012 km (0.107 R)
• M10: 3,721,247 km (0.111 R)
• M11: 3,995,759 km (0.068 R)
• M12: 6,586,345 km (0.097 R)
• M13: 7,451,171 km (0.049 R)
• M14: 7,978,054 km (0.099 R)
• M15: 8,576,596 km (0.09 R)
• M16: 9,057,104 km (0.092 R)
• M17: 10,770,897 km (0.111 R)
• M18: 12,628,603 km (0.032 R)
• M19: 14,622,593 km (0.114 R)
• M20: 15,377,913 km (0.044 R)
• M21: 18,581,252 km (0.077 R)
• M22: 21,936,583 km (0.065 R)
• M23: 25,185,849 km (0.099 R)
• M24: 34,144,816 km (0.095 R)
• M25: 36,957,855 km (0.096 R)
• M26: 46,610,209 km (0.116 R)
• M27: 51,304,739 km (0.047 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 14,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit