🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.85 AU

Year: 218 Days

Day: 40.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.57 AU - 0.93 AU

Year: 247 Days

Day: 46.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,140,408 km

• M1: 241,002 km (0.054 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.7 AU - 2.02 AU

Year: 966 Days

Day: 44.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.23 AU - 3.51 AU

Year: 2356 Days

Day: 32.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.6

Radius: 11.7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.57 AU - 5.25 AU

Year: 4143 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,140,408 km

• M1: 174,730 km (0.104 R)
• M2: 638,783 km (0.111 R)
• M3: 1,010,234 km (0.088 R)
• M4: 1,439,281 km (0.1 R)
• M5: 2,055,924 km (0.119 R)
• M6: 2,555,132 km (0.103 R)
• M7: 5,183,716 km (0.108 R)
• M8: 7,903,256 km (0.075 R)
• M9: 12,571,307 km (0.106 R)
• M10: 15,747,121 km (0.116 R)
• M11: 18,041,802 km (0.105 R)
• M12: 19,238,585 km (0.076 R)
• M13: 22,258,218 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.3

Radius: 13

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.3 AU - 6.8 AU

Year: 4979 Days

Day: 11.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,140,408 km

• M1: 162,463 km (0.036 R)
• M2: 751,729 km (0.081 R)
• M3: 1,681,630 km (0.073 R)
• M4: 3,120,462 km (0.07 R)
• M5: 3,898,969 km (0.073 R)
• M6: 4,420,767 km (0.101 R)
• M7: 5,070,321 km (0.084 R)
• M8: 5,576,859 km (0.038 R)
• M9: 6,857,866 km (0.119 R)
• M10: 7,730,171 km (0.082 R)
• M11: 11,398,460 km (0.073 R)
• M12: 12,723,897 km (0.057 R)
• M13: 13,824,040 km (0.113 R)
• M14: 15,157,855 km (0.046 R)
• M15: 15,679,652 km (0.114 R)
• M16: 16,153,428 km (0.114 R)
• M17: 22,761,166 km (0.105 R)
• M18: 23,369,282 km (0.11 R)
• M19: 27,933,513 km (0.11 R)
• M20: 29,698,169 km (0.062 R)
• M21: 30,241,658 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.8

Radius: 9.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.59 AU - 9.69 AU

Year: 9671 Days

Day: 12.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,140,408 km

• M1: 123,717 km (0.11 R)
• M2: 461,659 km (0.067 R)
• M3: 798,105 km (0.118 R)
• M4: 1,695,243 km (0.071 R)
• M5: 2,493,946 km (0.099 R)
• M6: 2,895,317 km (0.081 R)
• M7: 3,675,171 km (0.094 R)
• M8: 4,033,159 km (0.106 R)
• M9: 5,085,729 km (0.041 R)
• M10: 5,943,075 km (0.068 R)
• M11: 6,438,244 km (0.098 R)
• M12: 7,163,943 km (0.094 R)
• M13: 7,761,138 km (0.103 R)
• M14: 8,816,999 km (0.099 R)
• M15: 9,379,487 km (0.111 R)
• M16: 11,728,323 km (0.073 R)
• M17: 14,171,705 km (0.101 R)
• M18: 15,570,146 km (0.1 R)
• M19: 22,753,537 km (0.106 R)
• M20: 23,506,313 km (0.088 R)
• M21: 24,823,822 km (0.091 R)
• M22: 25,945,208 km (0.104 R)
• M23: 26,849,676 km (0.11 R)
• M24: 28,288,808 km (0.111 R)
• M25: 28,721,744 km (0.117 R)
• M26: 29,335,245 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.3

Radius: 5.9

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 13.32 AU - 17.76 AU

Year: 23328 Days

Day: 16.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,140,408 km

• M1: 73,453 km (0.064 R)
• M2: 343,477 km (0.054 R)
• M3: 865,872 km (0.066 R)
• M4: 1,386,174 km (0.091 R)
• M5: 1,671,457 km (0.052 R)
• M6: 2,360,206 km (0.078 R)
• M7: 4,196,968 km (0.068 R)
• M8: 5,483,211 km (0.104 R)
• M9: 5,782,406 km (0.099 R)
• M10: 7,485,279 km (0.067 R)
• M11: 13,626,122 km (0.103 R)
• M12: 15,712,564 km (0.055 R)
• M13: 15,912,127 km (0.063 R)
• M14: 25,452,881 km (0.075 R)
• M15: 27,327,492 km (0.105 R)
• M16: 34,387,913 km (0.081 R)
• M17: 35,978,288 km (0.102 R)
• M18: 39,673,355 km (0.046 R)
• M19: 40,043,909 km (0.083 R)
• M20: 41,548,864 km (0.091 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 15,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit