🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.39 AU - 0.65 AU

Year: 131 Days

Day: 24.7 Hours

Environment

Temp: 290 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.55 AU - 0.79 AU

Year: 192 Days

Day: 13.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.74 AU - 0.98 AU

Year: 279 Days

Day: 40.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,279,667 km

• M1: 389,702 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.87 AU - 1.33 AU

Year: 404 Days

Day: 17.4 Hours

Environment

Temp: 79 °C

Axial Tilt: 93.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.69 AU - 2.23 AU

Year: 960 Days

Day: 35.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,279,667 km

• M1: 620,083 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.97 AU - 3.79 AU

Year: 2174 Days

Day: 19.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.95 AU - 3.99 AU

Year: 2261 Days

Day: 38.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,279,667 km

• M1: 727,046 km (0.061 R)
• M2: 1,164,470 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.8

Radius: 9.2

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.55 AU - 12.11 AU

Year: 12469 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 49,279,667 km

• M1: 126,859 km (0.032 R)
• M2: 647,759 km (0.096 R)
• M3: 1,164,919 km (0.108 R)
• M4: 1,354,310 km (0.107 R)
• M5: 1,835,267 km (0.112 R)
• M6: 2,132,667 km (0.103 R)
• M7: 2,418,848 km (0.107 R)
• M8: 2,580,264 km (0.115 R)
• M9: 2,662,244 km (0.118 R)
• M10: 2,773,096 km (0.026 R)
• M11: 2,942,141 km (0.073 R)
• M12: 3,085,606 km (0.105 R)
• M13: 3,172,971 km (0.088 R)
• M14: 3,713,618 km (0.053 R)
• M15: 3,900,316 km (0.091 R)
• M16: 4,058,291 km (0.093 R)
• M17: 4,348,062 km (0.099 R)
• M18: 4,644,415 km (0.068 R)
• M19: 4,778,306 km (0.088 R)
• M20: 4,981,609 km (0.085 R)
• M21: 5,859,001 km (0.104 R)
• M22: 6,186,470 km (0.116 R)
• M23: 7,359,916 km (0.089 R)
• M24: 7,752,910 km (0.108 R)
• M25: 9,014,319 km (0.102 R)
• M26: 9,181,719 km (0.104 R)
• M27: 9,265,793 km (0.105 R)
• M28: 9,477,025 km (0.043 R)
• M29: 9,690,052 km (0.047 R)
• M30: 9,947,660 km (0.073 R)
• M31: 10,338,410 km (0.104 R)
• M32: 11,585,757 km (0.116 R)
• M33: 12,227,232 km (0.041 R)
• M34: 12,505,784 km (0.105 R)
• M35: 12,645,807 km (0.091 R)
• M36: 12,786,280 km (0.082 R)
• M37: 12,927,350 km (0.105 R)
• M38: 13,068,870 km (0.048 R)
• M39: 13,163,565 km (0.117 R)
• M40: 15,054,931 km (0.116 R)
• M41: 15,253,747 km (0.073 R)
• M42: 15,553,541 km (0.083 R)
• M43: 15,804,865 km (0.12 R)
• M44: 16,260,541 km (0.11 R)
• M45: 17,392,697 km (0.079 R)
• M46: 17,705,955 km (0.028 R)
• M47: 17,915,841 km (0.055 R)
• M48: 18,390,964 km (0.061 R)
• M49: 19,030,944 km (0.062 R)
• M50: 19,353,626 km (0.118 R)
• M51: 19,895,619 km (0.111 R)
• M52: 20,168,486 km (0.116 R)
• M53: 20,332,744 km (0.052 R)
• M54: 20,442,549 km (0.08 R)
• M55: 20,662,757 km (0.109 R)
• M56: 21,105,417 km (0.11 R)
• M57: 22,679,336 km (0.119 R)
• M58: 24,757,849 km (0.095 R)
• M59: 25,169,094 km (0.066 R)
• M60: 25,405,159 km (0.053 R)
• M61: 26,476,130 km (0.101 R)
• M62: 26,776,224 km (0.108 R)
• M63: 27,380,001 km (0.116 R)
• M64: 27,561,912 km (0.053 R)
• M65: 27,866,044 km (0.099 R)
• M66: 28,723,689 km (0.113 R)
• M67: 29,155,727 km (0.094 R)
• M68: 30,339,346 km (0.095 R)
• M69: 30,653,501 km (0.11 R)
• M70: 31,348,234 km (0.114 R)
• M71: 31,411,663 km (0.113 R)
• M72: 31,602,101 km (0.059 R)
• M73: 31,984,324 km (0.038 R)
• M74: 33,463,548 km (0.09 R)
• M75: 33,593,249 km (0.034 R)
• M76: 35,955,848 km (0.088 R)
• M77: 36,155,113 km (0.112 R)
• M78: 36,288,255 km (0.042 R)
• M79: 36,755,299 km (0.116 R)
• M80: 40,286,557 km (0.084 R)
• M81: 40,355,522 km (0.115 R)
• M82: 40,631,829 km (0.037 R)
• M83: 41,952,628 km (0.115 R)
• M84: 43,075,660 km (0.092 R)
• M85: 44,850,339 km (0.08 R)
• M86: 45,710,677 km (0.08 R)
• M87: 46,070,759 km (0.06 R)
• M88: 46,938,725 km (0.117 R)
• M89: 47,229,245 km (0.103 R)
• M90: 47,447,508 km (0.09 R)
• M91: 48,617,363 km (0.109 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 11,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit