🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.61 AU - 0.73 AU

Year: 195 Days

Day: 22 Hours

Environment

Temp: 133 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,081,163 km

• M1: 40,242 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.65 AU - 4.05 AU

Year: 2186 Days

Day: 16.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.1

Radius: 14.5

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.63 AU - 6.55 AU

Year: 4711 Days

Day: 10.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,081,163 km

• M1: 180,265 km (0.11 R)
• M2: 945,459 km (0.099 R)
• M3: 2,591,334 km (0.117 R)
• M4: 4,755,268 km (0.105 R)
• M5: 5,403,625 km (0.086 R)
• M6: 6,969,914 km (0.116 R)
• M7: 7,808,710 km (0.113 R)
• M8: 8,527,378 km (0.118 R)
• M9: 9,067,576 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142

Radius: 10.2

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.42 AU - 6.5 AU

Year: 5853 Days

Day: 11.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,081,163 km

• M1: 152,440 km (0.082 R)
• M2: 628,012 km (0.084 R)
• M3: 965,205 km (0.072 R)
• M4: 1,486,105 km (0.107 R)
• M5: 2,504,418 km (0.038 R)
• M6: 3,249,565 km (0.085 R)
• M7: 3,683,848 km (0.03 R)
• M8: 4,075,196 km (0.073 R)
• M9: 4,759,157 km (0.107 R)
• M10: 5,848,529 km (0.088 R)
• M11: 7,155,715 km (0.117 R)
• M12: 8,118,527 km (0.116 R)
• M13: 8,480,254 km (0.119 R)
• M14: 10,338,410 km (0.106 R)
• M15: 10,803,061 km (0.074 R)
• M16: 11,322,165 km (0.066 R)
• M17: 13,293,566 km (0.114 R)
• M18: 14,600,004 km (0.1 R)
• M19: 15,284,414 km (0.108 R)
• M20: 16,403,107 km (0.082 R)
• M21: 17,904,621 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 9.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.74 AU - 8.22 AU

Year: 6573 Days

Day: 13.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,081,163 km

• M1: 122,072 km (0.102 R)
• M2: 496,366 km (0.091 R)
• M3: 843,433 km (0.107 R)
• M4: 1,227,002 km (0.086 R)
• M5: 1,583,942 km (0.079 R)
• M6: 2,243,818 km (0.115 R)
• M7: 2,601,507 km (0.092 R)
• M8: 2,997,343 km (0.1 R)
• M9: 3,520,935 km (0.091 R)
• M10: 4,510,825 km (0.092 R)
• M11: 5,345,581 km (0.099 R)
• M12: 6,280,119 km (0.051 R)
• M13: 6,786,507 km (0.113 R)
• M14: 8,632,695 km (0.063 R)
• M15: 9,047,081 km (0.075 R)
• M16: 9,605,679 km (0.079 R)
• M17: 13,953,741 km (0.048 R)
• M18: 17,227,092 km (0.095 R)
• M19: 18,018,465 km (0.065 R)
• M20: 19,111,128 km (0.109 R)
• M21: 19,744,825 km (0.066 R)
• M22: 20,102,962 km (0.118 R)
• M23: 20,611,445 km (0.082 R)
• M24: 21,128,605 km (0.081 R)
• M25: 22,420,682 km (0.085 R)
• M26: 23,926,085 km (0.074 R)
• M27: 24,579,678 km (0.085 R)
• M28: 25,329,163 km (0.084 R)
• M29: 26,438,581 km (0.12 R)
• M30: 29,773,417 km (0.085 R)
• M31: 31,883,794 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.2

Radius: 14

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.6 AU - 9.06 AU

Year: 7074 Days

Day: 14.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,081,163 km

• M1: 174,132 km (0.069 R)
• M2: 753,524 km (0.113 R)
• M3: 1,454,690 km (0.064 R)
• M4: 2,179,491 km (0.091 R)
• M5: 3,180,152 km (0.075 R)
• M6: 3,885,805 km (0.1 R)
• M7: 4,987,443 km (0.089 R)
• M8: 5,709,852 km (0.086 R)
• M9: 9,366,023 km (0.098 R)
• M10: 10,973,153 km (0.051 R)
• M11: 12,644,311 km (0.081 R)
• M12: 13,689,402 km (0.113 R)
• M13: 14,666,126 km (0.112 R)
• M14: 15,235,496 km (0.068 R)
• M15: 17,662,721 km (0.078 R)
• M16: 18,526,200 km (0.067 R)
• M17: 19,342,257 km (0.099 R)
• M18: 20,571,951 km (0.12 R)
• M19: 21,046,326 km (0.041 R)
• M20: 26,478,225 km (0.068 R)
• M21: 27,228,757 km (0.059 R)
• M22: 30,475,929 km (0.116 R)
• M23: 31,196,542 km (0.094 R)
• M24: 31,823,357 km (0.076 R)
• M25: 33,973,228 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.6

Radius: 14.8

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.17 AU - 8.53 AU

Year: 8601 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,081,163 km

• M1: 184,155 km (0.085 R)
• M2: 734,077 km (0.104 R)
• M3: 1,387,670 km (0.12 R)
• M4: 2,156,902 km (0.053 R)
• M5: 2,651,024 km (0.088 R)
• M6: 3,746,679 km (0.088 R)
• M7: 5,220,966 km (0.085 R)
• M8: 9,006,989 km (0.089 R)
• M9: 9,812,872 km (0.058 R)
• M10: 10,410,366 km (0.09 R)
• M11: 12,236,358 km (0.12 R)
• M12: 13,106,569 km (0.102 R)
• M13: 14,648,474 km (0.104 R)
• M14: 16,724,593 km (0.094 R)
• M15: 17,943,068 km (0.085 R)
• M16: 18,762,565 km (0.118 R)
• M17: 20,476,508 km (0.081 R)
• M18: 21,206,994 km (0.091 R)
• M19: 22,292,775 km (0.049 R)
• M20: 24,394,177 km (0.099 R)
• M21: 29,191,332 km (0.099 R)
• M22: 30,325,433 km (0.108 R)
• M23: 34,698,029 km (0.088 R)
• M24: 39,598,856 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.1

Radius: 12.5

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.06 AU - 9.82 AU

Year: 8740 Days

Day: 10.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 48,081,163 km

• M1: 155,432 km (0.082 R)
• M2: 694,134 km (0.069 R)
• M3: 1,109,268 km (0.072 R)
• M4: 1,800,710 km (0.067 R)
• M5: 2,622,600 km (0.117 R)
• M6: 3,860,523 km (0.084 R)
• M7: 4,378,730 km (0.114 R)
• M8: 6,003,512 km (0.063 R)
• M9: 6,401,293 km (0.093 R)
• M10: 7,090,490 km (0.106 R)
• M11: 7,576,983 km (0.084 R)
• M12: 8,260,346 km (0.093 R)
• M13: 9,849,075 km (0.061 R)
• M14: 10,352,921 km (0.116 R)
• M15: 11,141,002 km (0.108 R)
• M16: 12,426,796 km (0.09 R)
• M17: 12,836,993 km (0.101 R)
• M18: 13,500,161 km (0.091 R)
• M19: 15,026,209 km (0.082 R)
• M20: 15,559,675 km (0.109 R)
• M21: 15,968,077 km (0.106 R)
• M22: 17,526,887 km (0.082 R)
• M23: 21,360,182 km (0.073 R)
• M24: 22,035,168 km (0.092 R)
• M25: 26,483,610 km (0.062 R)
• M26: 28,459,948 km (0.071 R)
• M27: 32,261,978 km (0.109 R)
• M28: 35,561,209 km (0.118 R)
• M29: 37,231,768 km (0.102 R)
• M30: 38,954,089 km (0.081 R)
• M31: 42,029,223 km (0.093 R)
• M32: 43,089,273 km (0.065 R)
• M33: 48,081,204 km (0.094 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 20,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit