🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.46 AU - 0.68 AU

Year: 164 Days

Day: 41.6 Hours

Environment

Temp: 207 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,590,135 km

• M1: 192,682 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.48 AU - 0.78 AU

Year: 190 Days

Day: 12.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,590,135 km

• M1: 77,193 km (0.113 R)
• M2: 184,454 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.8 AU - 1.26 AU

Year: 398 Days

Day: 20.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.18 AU - 1.28 AU

Year: 519 Days

Day: 22.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,590,135 km

• M1: 174,282 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.07 AU - 1.71 AU

Year: 624 Days

Day: 37.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,590,135 km

• M1: 48,021 km (0.104 R)
• M2: 423,212 km (0.034 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.23 AU - 1.83 AU

Year: 721 Days

Day: 15.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.7 AU - 1.8 AU

Year: 882 Days

Day: 17 Hours

Environment

Temp: -62 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,590,135 km

• M1: 412,591 km (0.115 R)

Planet 8 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.62 AU - 2.78 AU

Year: 1689 Days

Day: 12.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,590,135 km

• M1: 41,738 km (0.085 R)
• M2: 819,647 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.9

Radius: 8.9

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.13 AU - 8.91 AU

Year: 7853 Days

Day: 13.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 39,590,135 km

• M1: 305,628 km (0.113 R)
• M2: 619,934 km (0.107 R)
• M3: 921,523 km (0.057 R)
• M4: 1,003,951 km (0.084 R)
• M5: 1,141,282 km (0.099 R)
• M6: 1,340,397 km (0.05 R)
• M7: 1,434,793 km (0.107 R)
• M8: 1,492,538 km (0.072 R)
• M9: 2,090,780 km (0.091 R)
• M10: 2,427,225 km (0.087 R)
• M11: 2,590,138 km (0.108 R)
• M12: 2,804,960 km (0.116 R)
• M13: 3,150,830 km (0.107 R)
• M14: 3,510,314 km (0.109 R)
• M15: 3,615,332 km (0.103 R)
• M16: 3,694,918 km (0.084 R)
• M17: 3,801,880 km (0.085 R)
• M18: 3,937,117 km (0.071 R)
• M19: 4,046,473 km (0.098 R)
• M20: 4,437,073 km (0.105 R)
• M21: 4,550,917 km (0.119 R)
• M22: 4,927,604 km (0.076 R)
• M23: 6,085,791 km (0.103 R)
• M24: 6,244,365 km (0.118 R)
• M25: 6,404,135 km (0.025 R)
• M26: 6,500,775 km (0.082 R)
• M27: 6,630,327 km (0.108 R)
• M28: 7,526,867 km (0.117 R)
• M29: 7,799,883 km (0.119 R)
• M30: 8,076,041 km (0.08 R)
• M31: 8,531,866 km (0.081 R)
• M32: 8,780,797 km (0.066 R)
• M33: 9,140,430 km (0.116 R)
• M34: 9,948,857 km (0.077 R)
• M35: 10,248,501 km (0.092 R)
• M36: 11,359,415 km (0.041 R)
• M37: 11,672,523 km (0.091 R)
• M38: 12,068,060 km (0.087 R)
• M39: 12,267,474 km (0.111 R)
• M40: 13,735,179 km (0.076 R)
• M41: 15,646,441 km (0.059 R)
• M42: 16,170,034 km (0.06 R)
• M43: 16,345,961 km (0.061 R)
• M44: 16,655,180 km (0.065 R)
• M45: 16,832,752 km (0.113 R)
• M46: 16,921,763 km (0.109 R)
• M47: 18,321,700 km (0.101 R)
• M48: 18,827,191 km (0.1 R)
• M49: 19,151,370 km (0.064 R)
• M50: 19,805,262 km (0.085 R)
• M51: 20,040,580 km (0.108 R)
• M52: 20,466,485 km (0.107 R)
• M53: 20,895,382 km (0.036 R)
• M54: 21,038,996 km (0.099 R)
• M55: 21,858,942 km (0.085 R)
• M56: 22,640,291 km (0.111 R)
• M57: 23,381,100 km (0.118 R)
• M58: 23,779,479 km (0.115 R)
• M59: 24,029,607 km (0.106 R)
• M60: 24,683,948 km (0.032 R)
• M61: 25,395,136 km (0.086 R)
• M62: 25,907,359 km (0.069 R)
• M63: 26,681,977 km (0.07 R)
• M64: 27,621,601 km (0.09 R)
• M65: 28,412,824 km (0.115 R)
• M66: 28,518,889 km (0.088 R)
• M67: 28,731,468 km (0.105 R)
• M68: 28,944,495 km (0.094 R)
• M69: 29,801,990 km (0.118 R)
• M70: 29,909,701 km (0.102 R)
• M71: 30,071,715 km (0.093 R)
• M72: 30,179,725 km (0.041 R)
• M73: 30,396,343 km (0.049 R)
• M74: 30,667,863 km (0.118 R)
• M75: 30,776,620 km (0.106 R)
• M76: 31,761,722 km (0.068 R)
• M77: 32,479,493 km (0.102 R)
• M78: 33,258,599 km (0.074 R)
• M79: 33,650,395 km (0.117 R)
• M80: 33,875,091 km (0.067 R)
• M81: 34,721,666 km (0.066 R)
• M82: 34,891,908 km (0.108 R)
• M83: 35,005,453 km (0.11 R)
• M84: 35,804,156 km (0.045 R)
• M85: 36,493,503 km (0.102 R)
• M86: 37,943,705 km (0.099 R)
• M87: 38,118,884 km (0.069 R)
• M88: 38,177,377 km (0.117 R)
• M89: 39,235,333 km (0.091 R)
• M90: 39,412,606 km (0.082 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 11,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit