🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.48 AU - 0.6 AU

Year: 149 Days

Day: 16.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.46 AU - 0.68 AU

Year: 162 Days

Day: 25.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,684,152 km

• M1: 128,505 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.45 AU - 0.71 AU

Year: 166 Days

Day: 46.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,684,152 km

• M1: 47,273 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.62 AU - 0.66 AU

Year: 193 Days

Day: 18.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,684,152 km

• M1: 33,809 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.65 AU - 0.75 AU

Year: 221 Days

Day: 29.3 Hours

Environment

Temp: 95 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.98 AU - 1.18 AU

Year: 423 Days

Day: 37.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,684,152 km

• M1: 77,043 km (0.106 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.24 AU - 3.36 AU

Year: 1765 Days

Day: 19.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 12.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.5

Radius: 6.8

Gravity: 16.04 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 10.17 AU - 15.39 AU

Year: 17212 Days

Day: 17.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 70,684,152 km

• M1: 86,767 km (0.098 R)
• M2: 451,486 km (0.091 R)
• M3: 546,780 km (0.1 R)
• M4: 649,404 km (0.098 R)
• M5: 1,020,108 km (0.057 R)
• M6: 1,200,972 km (0.079 R)
• M7: 1,622,539 km (0.111 R)
• M8: 2,625,143 km (0.061 R)
• M9: 2,766,364 km (0.025 R)
• M10: 2,837,872 km (0.104 R)
• M11: 3,056,135 km (0.051 R)
• M12: 3,242,235 km (0.066 R)
• M13: 3,942,353 km (0.119 R)
• M14: 4,023,136 km (0.098 R)
• M15: 4,145,058 km (0.067 R)
• M16: 4,309,615 km (0.064 R)
• M17: 5,747,849 km (0.052 R)
• M18: 5,793,626 km (0.104 R)
• M19: 6,878,660 km (0.069 R)
• M20: 7,221,239 km (0.092 R)
• M21: 7,369,640 km (0.106 R)
• M22: 10,657,053 km (0.064 R)
• M23: 10,769,700 km (0.113 R)
• M24: 12,211,225 km (0.063 R)
• M25: 12,329,109 km (0.116 R)
• M26: 12,566,072 km (0.033 R)
• M27: 12,864,519 km (0.039 R)
• M28: 13,104,773 km (0.087 R)
• M29: 13,590,069 km (0.108 R)
• M30: 14,204,767 km (0.072 R)
• M31: 14,266,700 km (0.09 R)
• M32: 16,622,418 km (0.119 R)
• M33: 17,015,561 km (0.084 R)
• M34: 17,345,574 km (0.026 R)
• M35: 17,677,831 km (0.108 R)
• M36: 22,760,269 km (0.1 R)
• M37: 23,051,087 km (0.116 R)
• M38: 23,342,953 km (0.042 R)
• M39: 23,709,617 km (0.105 R)
• M40: 24,078,226 km (0.1 R)
• M41: 24,597,331 km (0.096 R)
• M42: 25,797,854 km (0.043 R)
• M43: 26,863,888 km (0.06 R)
• M44: 27,789,001 km (0.119 R)
• M45: 28,646,197 km (0.088 R)
• M46: 29,117,430 km (0.035 R)
• M47: 29,829,067 km (0.029 R)
• M48: 29,908,504 km (0.1 R)
• M49: 31,350,179 km (0.099 R)
• M50: 31,430,961 km (0.088 R)
• M51: 31,673,609 km (0.087 R)
• M52: 32,650,483 km (0.032 R)
• M53: 32,732,313 km (0.061 R)
• M54: 33,554,653 km (0.105 R)
• M55: 34,467,050 km (0.046 R)
• M56: 34,550,526 km (0.043 R)
• M57: 34,968,203 km (0.095 R)
• M58: 35,219,677 km (0.084 R)
• M59: 35,471,750 km (0.11 R)
• M60: 35,724,420 km (0.064 R)
• M61: 37,681,310 km (0.103 R)
• M62: 38,802,696 km (0.066 R)
• M63: 39,236,978 km (0.109 R)
• M64: 39,672,757 km (0.084 R)
• M65: 40,725,328 km (0.053 R)
• M66: 41,343,466 km (0.106 R)
• M67: 41,609,451 km (0.108 R)
• M68: 42,499,857 km (0.103 R)
• M69: 42,768,236 km (0.09 R)
• M70: 42,947,454 km (0.084 R)
• M71: 43,037,063 km (0.108 R)
• M72: 43,216,730 km (0.12 R)
• M73: 43,847,286 km (0.111 R)
• M74: 46,676,032 km (0.098 R)
• M75: 47,045,239 km (0.091 R)
• M76: 47,879,696 km (0.056 R)
• M77: 49,093,683 km (0.12 R)
• M78: 49,281,279 km (0.086 R)
• M79: 50,791,020 km (0.117 R)
• M80: 51,265,994 km (0.092 R)
• M81: 52,124,536 km (0.085 R)
• M82: 53,084,056 km (0.088 R)
• M83: 53,373,080 km (0.076 R)
• M84: 53,855,981 km (0.088 R)
• M85: 54,437,319 km (0.091 R)
• M86: 55,020,601 km (0.097 R)
• M87: 58,365,460 km (0.102 R)
• M88: 58,763,240 km (0.064 R)
• M89: 61,472,009 km (0.098 R)
• M90: 62,282,381 km (0.035 R)
• M91: 62,383,958 km (0.086 R)
• M92: 62,688,988 km (0.077 R)
• M93: 64,631,965 km (0.071 R)
• M94: 65,043,509 km (0.026 R)
• M95: 66,698,510 km (0.083 R)
• M96: 67,739,861 km (0.07 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 10,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit