🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.75 AU - 0.87 AU

Year: 266 Days

Day: 13.4 Hours

Environment

Temp: 165 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,818,613 km

• M1: 81,830 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.75 AU - 0.95 AU

Year: 286 Days

Day: 15.9 Hours

Environment

Temp: 178 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.17 AU - 1.21 AU

Year: 474 Days

Day: 21.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.55 AU - 3.47 AU

Year: 1907 Days

Day: 33.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,818,613 km

• M1: 666,459 km (0.081 R)
• M2: 786,286 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.45 AU - 4.25 AU

Year: 2759 Days

Day: 18 Hours

Environment

Temp: -116 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.42 AU - 4.3 AU

Year: 2770 Days

Day: 41.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.1

Radius: 11.5

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 9.19 AU - 13.55 AU

Year: 14003 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 57,818,613 km

• M1: 192,233 km (0.078 R)
• M2: 488,736 km (0.112 R)
• M3: 675,285 km (0.11 R)
• M4: 787,782 km (0.065 R)
• M5: 1,098,796 km (0.105 R)
• M6: 1,752,389 km (0.104 R)
• M7: 2,105,291 km (0.072 R)
• M8: 2,218,536 km (0.111 R)
• M9: 2,363,048 km (0.104 R)
• M10: 2,661,346 km (0.12 R)
• M11: 3,261,832 km (0.116 R)
• M12: 4,329,213 km (0.106 R)
• M13: 4,474,323 km (0.029 R)
• M14: 5,033,220 km (0.05 R)
• M15: 6,257,529 km (0.094 R)
• M16: 6,463,376 km (0.112 R)
• M17: 8,234,615 km (0.068 R)
• M18: 8,369,851 km (0.09 R)
• M19: 8,596,941 km (0.057 R)
• M20: 9,337,151 km (0.089 R)
• M21: 9,620,041 km (0.114 R)
• M22: 10,534,532 km (0.059 R)
• M23: 10,681,438 km (0.095 R)
• M24: 11,176,158 km (0.054 R)
• M25: 11,678,358 km (0.082 R)
• M26: 11,830,499 km (0.046 R)
• M27: 11,932,225 km (0.084 R)
• M28: 12,034,401 km (0.075 R)
• M29: 12,913,737 km (0.111 R)
• M30: 13,070,964 km (0.111 R)
• M31: 13,176,281 km (0.095 R)
• M32: 14,028,391 km (0.096 R)
• M33: 14,136,251 km (0.057 R)
• M34: 14,298,415 km (0.039 R)
• M35: 15,284,414 km (0.073 R)
• M36: 15,729,767 km (0.03 R)
• M37: 15,841,816 km (0.03 R)
• M38: 16,010,263 km (0.096 R)
• M39: 16,690,335 km (0.115 R)
• M40: 18,195,739 km (0.083 R)
• M41: 19,263,419 km (0.117 R)
• M42: 19,623,650 km (0.12 R)
• M43: 19,865,251 km (0.111 R)
• M44: 20,964,197 km (0.049 R)
• M45: 21,645,466 km (0.093 R)
• M46: 21,957,527 km (0.101 R)
• M47: 22,459,876 km (0.047 R)
• M48: 22,966,116 km (0.1 R)
• M49: 23,284,460 km (0.081 R)
• M50: 23,412,216 km (0.059 R)
• M51: 24,118,917 km (0.091 R)
• M52: 25,093,846 km (0.052 R)
• M53: 25,356,091 km (0.099 R)
• M54: 25,817,152 km (0.074 R)
• M55: 26,347,327 km (0.093 R)
• M56: 28,095,527 km (0.054 R)
• M57: 28,572,445 km (0.099 R)
• M58: 29,396,580 km (0.078 R)
• M59: 30,019,655 km (0.055 R)
• M60: 30,158,781 km (0.115 R)
• M61: 30,647,218 km (0.098 R)
• M62: 31,067,887 km (0.119 R)
• M63: 32,841,520 km (0.116 R)
• M64: 34,356,647 km (0.113 R)
• M65: 35,086,086 km (0.081 R)
• M66: 35,894,513 km (0.079 R)
• M67: 36,486,173 km (0.045 R)
• M68: 38,733,881 km (0.071 R)
• M69: 41,257,597 km (0.079 R)
• M70: 41,799,889 km (0.108 R)
• M71: 42,500,306 km (0.102 R)
• M72: 43,047,984 km (0.108 R)
• M73: 43,126,373 km (0.117 R)
• M74: 43,204,763 km (0.06 R)
• M75: 43,755,283 km (0.063 R)
• M76: 44,704,631 km (0.027 R)
• M77: 46,301,588 km (0.059 R)
• M78: 47,673,849 km (0.033 R)
• M79: 47,836,163 km (0.1 R)
• M80: 48,732,105 km (0.047 R)
• M81: 49,716,010 km (0.113 R)
• M82: 49,880,568 km (0.062 R)
• M83: 50,045,424 km (0.086 R)
• M84: 51,286,937 km (0.084 R)
• M85: 52,036,871 km (0.041 R)
• M86: 54,732,326 km (0.059 R)
• M87: 54,817,297 km (0.118 R)
• M88: 54,902,269 km (0.066 R)
• M89: 55,157,633 km (0.11 R)
• M90: 55,583,986 km (0.089 R)
• M91: 55,669,407 km (0.071 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 13,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit