🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.39 AU - 0.61 AU

Year: 125 Days

Day: 30.9 Hours

Environment

Temp: 220 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.44 AU - 0.72 AU

Year: 157 Days

Day: 24.9 Hours

Environment

Temp: 189 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,730,699 km

• M1: 156,031 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.5 AU - 0.7 AU

Year: 165 Days

Day: 26.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.89 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.09 AU - 1.27 AU

Year: 455 Days

Day: 17.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 34,730,699 km

• M1: 32,313 km (0.038 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1 AU - 1.54 AU

Year: 508 Days

Day: 33 Hours

Environment

Temp: 7 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.71 AU - 1.95 AU

Year: 878 Days

Day: 33 Hours

Environment

Temp: -39 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4 AU - 5.1 AU

Year: 3443 Days

Day: 23.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,730,699 km

• M1: 4,142,215 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.8

Radius: 12.9

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 8.32 AU - 8.38 AU

Year: 8560 Days

Day: 8.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 34,730,699 km

• M1: 240,553 km (0.093 R)
• M2: 387,159 km (0.079 R)
• M3: 480,359 km (0.103 R)
• M4: 801,845 km (0.084 R)
• M5: 1,226,553 km (0.099 R)
• M6: 1,454,690 km (0.097 R)
• M7: 1,963,622 km (0.112 R)
• M8: 2,074,324 km (0.11 R)
• M9: 3,059,875 km (0.11 R)
• M10: 3,307,011 km (0.113 R)
• M11: 3,697,012 km (0.092 R)
• M12: 3,834,941 km (0.092 R)
• M13: 4,073,400 km (0.113 R)
• M14: 4,273,562 km (0.091 R)
• M15: 4,433,183 km (0.092 R)
• M16: 4,521,147 km (0.054 R)
• M17: 5,214,383 km (0.06 R)
• M18: 5,510,587 km (0.099 R)
• M19: 5,876,504 km (0.091 R)
• M20: 6,615,517 km (0.077 R)
• M21: 6,851,433 km (0.078 R)
• M22: 7,159,006 km (0.109 R)
• M23: 7,331,792 km (0.118 R)
• M24: 7,505,924 km (0.029 R)
• M25: 7,699,204 km (0.066 R)
• M26: 8,126,456 km (0.081 R)
• M27: 8,525,134 km (0.095 R)
• M28: 8,671,590 km (0.069 R)
• M29: 9,191,144 km (0.07 R)
• M30: 9,644,425 km (0.093 R)
• M31: 11,008,309 km (0.115 R)
• M32: 11,108,091 km (0.084 R)
• M33: 11,916,817 km (0.066 R)
• M34: 12,266,277 km (0.047 R)
• M35: 13,313,762 km (0.112 R)
• M36: 14,302,753 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.9

Radius: 12.8

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.35 AU - 10.51 AU

Year: 10273 Days

Day: 5.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 34,730,699 km

• M1: 199,115 km (0.082 R)
• M2: 304,132 km (0.115 R)
• M3: 405,261 km (0.109 R)
• M4: 642,074 km (0.072 R)
• M5: 827,127 km (0.107 R)
• M6: 941,419 km (0.119 R)
• M7: 1,472,342 km (0.06 R)
• M8: 1,560,455 km (0.091 R)
• M9: 2,009,099 km (0.096 R)
• M10: 2,147,627 km (0.065 R)
• M11: 2,330,436 km (0.075 R)
• M12: 2,865,547 km (0.078 R)
• M13: 3,067,654 km (0.102 R)
• M14: 3,274,548 km (0.051 R)
• M15: 3,702,248 km (0.113 R)
• M16: 4,097,635 km (0.098 R)
• M17: 4,377,383 km (0.118 R)
• M18: 4,584,726 km (0.113 R)
• M19: 4,768,881 km (0.094 R)
• M20: 4,875,395 km (0.068 R)
• M21: 5,336,306 km (0.09 R)
• M22: 5,530,334 km (0.07 R)
• M23: 6,476,092 km (0.076 R)
• M24: 7,317,729 km (0.12 R)
• M25: 7,782,680 km (0.085 R)
• M26: 8,482,349 km (0.055 R)
• M27: 8,774,364 km (0.039 R)
• M28: 8,938,024 km (0.104 R)
• M29: 9,334,907 km (0.113 R)
• M30: 9,569,177 km (0.105 R)
• M31: 10,112,068 km (0.113 R)
• M32: 10,214,991 km (0.108 R)
• M33: 10,769,700 km (0.116 R)
• M34: 10,945,029 km (0.094 R)
• M35: 11,476,849 km (0.104 R)
• M36: 11,980,994 km (0.064 R)
• M37: 12,126,254 km (0.092 R)
• M38: 13,347,720 km (0.065 R)
• M39: 13,536,214 km (0.093 R)
• M40: 13,725,605 km (0.042 R)
• M41: 14,030,485 km (0.081 R)
• M42: 14,260,567 km (0.097 R)
• M43: 14,414,652 km (0.087 R)
• M44: 14,763,515 km (0.118 R)
• M45: 16,468,182 km (0.082 R)
• M46: 17,818,303 km (0.09 R)
• M47: 17,901,330 km (0.098 R)
• M48: 18,067,683 km (0.054 R)
• M49: 18,695,994 km (0.103 R)
• M50: 19,034,085 km (0.062 R)
• M51: 19,161,243 km (0.094 R)
• M52: 19,673,317 km (0.077 R)
• M53: 19,887,990 km (0.095 R)
• M54: 20,103,411 km (0.102 R)
• M55: 20,973,023 km (0.115 R)
• M56: 21,104,520 km (0.096 R)
• M57: 22,883,986 km (0.116 R)
• M58: 23,336,370 km (0.041 R)
• M59: 24,250,114 km (0.065 R)
• M60: 24,480,345 km (0.079 R)
• M61: 24,711,175 km (0.111 R)
• M62: 25,175,377 km (0.107 R)
• M63: 25,595,597 km (0.071 R)
• M64: 25,830,017 km (0.119 R)
• M65: 26,159,432 km (0.099 R)
• M66: 26,490,193 km (0.091 R)
• M67: 27,108,181 km (0.093 R)
• M68: 27,682,936 km (0.094 R)
• M69: 28,601,168 km (0.108 R)
• M70: 28,990,871 km (0.096 R)
• M71: 30,071,266 km (0.115 R)
• M72: 30,666,217 km (0.102 R)
• M73: 31,766,958 km (0.103 R)
• M74: 32,120,009 km (0.03 R)
• M75: 32,221,137 km (0.091 R)
• M76: 33,852,951 km (0.11 R)
• M77: 34,007,186 km (0.062 R)
• M78: 34,523,449 km (0.098 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 16,917 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit