🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.57 AU - 0.73 AU

Year: 193 Days

Day: 33.5 Hours

Environment

Temp: 176 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.61 AU - 0.71 AU

Year: 198 Days

Day: 18.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.7 AU - 1.14 AU

Year: 326 Days

Day: 37.4 Hours

Environment

Temp: 27 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,186,254 km

• M1: 348,862 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.86 AU - 1.06 AU

Year: 347 Days

Day: 29.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.04 AU - 1.38 AU

Year: 491 Days

Day: 42.8 Hours

Environment

Temp: 0 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.83 AU - 3.99 AU

Year: 2323 Days

Day: 30.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 13.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.43 AU - 9.69 AU

Year: 9240 Days

Day: 11 Hours

Environment

Temp: -169 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,186,254 km

• M1: 172,935 km (0.116 R)
• M2: 656,884 km (0.114 R)
• M3: 1,374,655 km (0.115 R)
• M4: 2,210,907 km (0.051 R)
• M5: 2,651,921 km (0.089 R)
• M6: 4,045,126 km (0.072 R)
• M7: 6,425,079 km (0.05 R)
• M8: 8,483,246 km (0.063 R)
• M9: 10,164,727 km (0.088 R)
• M10: 11,084,454 km (0.068 R)
• M11: 13,497,767 km (0.108 R)
• M12: 15,327,199 km (0.106 R)
• M13: 20,072,743 km (0.117 R)
• M14: 22,450,003 km (0.075 R)
• M15: 25,244,192 km (0.054 R)
• M16: 27,424,282 km (0.103 R)
• M17: 28,688,234 km (0.075 R)

Asteroid Belt

Center: 9.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932

Radius: 8.8

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.78 AU - 12.64 AU

Year: 12932 Days

Day: 11.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,186,254 km

• M1: 110,254 km (0.041 R)
• M2: 561,890 km (0.029 R)
• M3: 835,953 km (0.095 R)
• M4: 1,389,914 km (0.095 R)
• M5: 4,077,140 km (0.062 R)
• M6: 4,383,816 km (0.06 R)
• M7: 5,580,898 km (0.109 R)
• M8: 6,643,641 km (0.086 R)
• M9: 8,311,359 km (0.113 R)
• M10: 9,320,845 km (0.108 R)
• M11: 10,868,435 km (0.109 R)
• M12: 11,400,405 km (0.025 R)
• M13: 13,366,420 km (0.115 R)
• M14: 17,553,066 km (0.039 R)
• M15: 18,617,455 km (0.083 R)
• M16: 20,338,130 km (0.052 R)
• M17: 26,342,988 km (0.074 R)
• M18: 30,437,332 km (0.095 R)
• M19: 33,928,947 km (0.118 R)
• M20: 37,544,877 km (0.104 R)
• M21: 43,881,394 km (0.115 R)
• M22: 50,243,642 km (0.102 R)
• M23: 50,895,440 km (0.026 R)
• M24: 57,726,677 km (0.112 R)
• M25: 58,441,755 km (0.071 R)
• M26: 59,707,203 km (0.042 R)
• M27: 60,990,753 km (0.053 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.4

Radius: 10.7

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.91 AU - 11.93 AU

Year: 15184 Days

Day: 12.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,186,254 km

• M1: 133,292 km (0.034 R)
• M2: 488,287 km (0.088 R)
• M3: 833,859 km (0.106 R)
• M4: 1,422,077 km (0.072 R)
• M5: 1,968,409 km (0.05 R)
• M6: 2,628,435 km (0.032 R)
• M7: 3,047,458 km (0.053 R)
• M8: 4,050,811 km (0.107 R)
• M9: 4,419,719 km (0.097 R)
• M10: 5,369,217 km (0.108 R)
• M11: 7,485,877 km (0.111 R)
• M12: 8,187,791 km (0.104 R)
• M13: 9,561,548 km (0.087 R)
• M14: 10,163,231 km (0.07 R)
• M15: 12,120,569 km (0.106 R)
• M16: 14,600,603 km (0.104 R)
• M17: 15,032,342 km (0.095 R)
• M18: 16,379,321 km (0.059 R)
• M19: 16,767,229 km (0.082 R)
• M20: 18,548,042 km (0.106 R)
• M21: 19,570,992 km (0.08 R)
• M22: 20,541,134 km (0.081 R)
• M23: 22,961,628 km (0.034 R)
• M24: 23,842,161 km (0.11 R)
• M25: 31,954,255 km (0.04 R)
• M26: 53,674,968 km (0.101 R)
• M27: 60,051,128 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 11,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit