🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.45 AU - 0.59 AU

Year: 132 Days

Day: 30.6 Hours

Environment

Temp: 256 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.71 AU - 0.83 AU

Year: 237 Days

Day: 28.7 Hours

Environment

Temp: 124 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.73 AU - 0.93 AU

Year: 266 Days

Day: 42.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,538,500 km

• M1: 52,060 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.97 AU - 1.41 AU

Year: 456 Days

Day: 41 Hours

Environment

Temp: 24 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.19 AU - 1.23 AU

Year: 468 Days

Day: 40 Hours

Environment

Temp: 33 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,538,500 km

• M1: 140,921 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.58 AU - 1.72 AU

Year: 745 Days

Day: 46.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,538,500 km

• M1: 39,943 km (0.111 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.9 AU - 3.1 AU

Year: 1826 Days

Day: 25.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.9

Radius: 9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.15 AU - 6.75 AU

Year: 5757 Days

Day: 5 Hours

Environment

Temp: -140 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,538,500 km

• M1: 124,166 km (0.047 R)
• M2: 232,924 km (0.032 R)
• M3: 445,652 km (0.096 R)
• M4: 777,610 km (0.115 R)
• M5: 887,115 km (0.07 R)
• M6: 1,104,032 km (0.057 R)
• M7: 1,351,168 km (0.089 R)
• M8: 1,630,018 km (0.105 R)
• M9: 1,957,039 km (0.057 R)
• M10: 3,234,306 km (0.116 R)
• M11: 3,748,025 km (0.064 R)
• M12: 4,033,757 km (0.11 R)
• M13: 5,036,661 km (0.053 R)
• M14: 5,193,440 km (0.108 R)
• M15: 5,341,392 km (0.081 R)
• M16: 6,460,683 km (0.097 R)
• M17: 6,642,744 km (0.101 R)
• M18: 6,745,817 km (0.078 R)
• M19: 7,151,975 km (0.06 R)
• M20: 7,794,348 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.6

Radius: 11

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.16 AU - 11.3 AU

Year: 9856 Days

Day: 6.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 50,538,500 km

• M1: 220,358 km (0.105 R)
• M2: 438,920 km (0.078 R)
• M3: 555,158 km (0.095 R)
• M4: 751,729 km (0.035 R)
• M5: 1,298,659 km (0.099 R)
• M6: 1,430,156 km (0.035 R)
• M7: 1,543,252 km (0.097 R)
• M8: 1,706,762 km (0.11 R)
• M9: 1,827,188 km (0.103 R)
• M10: 1,950,607 km (0.077 R)
• M11: 2,417,950 km (0.049 R)
• M12: 2,692,612 km (0.097 R)
• M13: 2,833,832 km (0.086 R)
• M14: 3,453,616 km (0.056 R)
• M15: 3,638,519 km (0.107 R)
• M16: 5,126,420 km (0.105 R)
• M17: 5,660,035 km (0.109 R)
• M18: 5,915,249 km (0.11 R)
• M19: 5,988,852 km (0.114 R)
• M20: 6,665,184 km (0.054 R)
• M21: 6,780,224 km (0.119 R)
• M22: 7,129,535 km (0.066 R)
• M23: 7,604,359 km (0.113 R)
• M24: 8,294,753 km (0.118 R)
• M25: 8,752,074 km (0.117 R)
• M26: 8,962,708 km (0.111 R)
• M27: 9,604,782 km (0.094 R)
• M28: 9,953,195 km (0.108 R)
• M29: 10,528,399 km (0.107 R)
• M30: 11,434,364 km (0.1 R)
• M31: 12,744,392 km (0.048 R)
• M32: 13,223,704 km (0.039 R)
• M33: 13,320,344 km (0.117 R)
• M34: 13,708,999 km (0.072 R)
• M35: 14,398,197 km (0.084 R)
• M36: 15,554,887 km (0.057 R)
• M37: 16,793,408 km (0.109 R)
• M38: 17,371,754 km (0.079 R)
• M39: 18,655,902 km (0.092 R)
• M40: 19,364,397 km (0.105 R)
• M41: 19,970,568 km (0.098 R)
• M42: 20,081,569 km (0.102 R)
• M43: 20,359,672 km (0.029 R)
• M44: 21,258,456 km (0.116 R)
• M45: 21,428,399 km (0.093 R)
• M46: 21,541,944 km (0.11 R)
• M47: 21,998,217 km (0.078 R)
• M48: 22,400,037 km (0.108 R)
• M49: 22,688,462 km (0.115 R)
• M50: 23,152,664 km (0.079 R)
• M51: 23,327,544 km (0.081 R)
• M52: 24,090,344 km (0.093 R)
• M53: 24,208,526 km (0.071 R)
• M54: 24,623,361 km (0.106 R)
• M55: 27,407,527 km (0.083 R)
• M56: 28,399,211 km (0.116 R)
• M57: 28,962,148 km (0.1 R)
• M58: 29,528,675 km (0.058 R)
• M59: 30,481,314 km (0.092 R)
• M60: 31,057,565 km (0.094 R)
• M61: 31,637,556 km (0.062 R)
• M62: 31,896,510 km (0.064 R)
• M63: 32,612,186 km (0.105 R)
• M64: 33,333,098 km (0.08 R)
• M65: 33,464,744 km (0.099 R)
• M66: 34,657,339 km (0.043 R)
• M67: 34,924,221 km (0.119 R)
• M68: 36,268,957 km (0.057 R)
• M69: 36,404,343 km (0.117 R)
• M70: 36,811,548 km (0.113 R)
• M71: 37,083,966 km (0.053 R)
• M72: 37,220,399 km (0.112 R)
• M73: 40,123,645 km (0.082 R)
• M74: 40,614,476 km (0.108 R)
• M75: 40,825,558 km (0.109 R)
• M76: 41,602,270 km (0.069 R)
• M77: 41,673,180 km (0.092 R)
• M78: 42,312,711 km (0.09 R)
• M79: 45,048,706 km (0.114 R)
• M80: 45,194,265 km (0.089 R)
• M81: 46,511,624 km (0.115 R)
• M82: 46,879,784 km (0.108 R)
• M83: 47,618,947 km (0.115 R)
• M84: 47,692,998 km (0.111 R)
• M85: 49,183,741 km (0.1 R)
• M86: 49,333,638 km (0.088 R)
• M87: 49,709,128 km (0.108 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 13,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit