🌌 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: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.56 AU - 0.58 AU

Year: 152 Days

Day: 13.8 Hours

Environment

Temp: 245 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.49 AU - 0.75 AU

Year: 172 Days

Day: 38 Hours

Environment

Temp: 202 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,123,822 km

• M1: 515,065 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.82 AU - 0.96 AU

Year: 296 Days

Day: 25.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,123,822 km

• M1: 256,261 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1 AU - 1.56 AU

Year: 511 Days

Day: 13.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.78 AU - 2.68 AU

Year: 1176 Days

Day: 46.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,123,822 km

• M1: 1,627,475 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.35 AU - 2.47 AU

Year: 1321 Days

Day: 22.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,123,822 km

• M1: 266,583 km (0.101 R)
• M2: 905,516 km (0.079 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.17 AU - 4.63 AU

Year: 2720 Days

Day: 21.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,123,822 km

• M1: 1,216,979 km (0.034 R)
• M2: 1,404,275 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.7

Radius: 8.4

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.59 AU - 9.79 AU

Year: 9837 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 46,123,822 km

• M1: 529,128 km (0.033 R)
• M2: 603,627 km (0.086 R)
• M3: 763,996 km (0.063 R)
• M4: 867,069 km (0.041 R)
• M5: 920,476 km (0.11 R)
• M6: 1,087,726 km (0.047 R)
• M7: 1,367,773 km (0.117 R)
• M8: 1,737,729 km (0.075 R)
• M9: 2,286,454 km (0.098 R)
• M10: 2,412,565 km (0.073 R)
• M11: 2,489,309 km (0.1 R)
• M12: 2,619,160 km (0.064 R)
• M13: 2,698,147 km (0.066 R)
• M14: 3,415,918 km (0.115 R)
• M15: 3,531,407 km (0.074 R)
• M16: 4,006,381 km (0.094 R)
• M17: 4,469,984 km (0.095 R)
• M18: 4,596,544 km (0.092 R)
• M19: 4,660,273 km (0.108 R)
• M20: 4,918,030 km (0.111 R)
• M21: 5,891,463 km (0.078 R)
• M22: 6,205,469 km (0.086 R)
• M23: 7,440,549 km (0.03 R)
• M24: 7,553,047 km (0.103 R)
• M25: 7,894,130 km (0.118 R)
• M26: 8,591,555 km (0.088 R)
• M27: 8,907,805 km (0.084 R)
• M28: 9,107,369 km (0.097 R)
• M29: 9,227,945 km (0.097 R)
• M30: 11,399,059 km (0.047 R)
• M31: 12,053,549 km (0.11 R)
• M32: 12,585,818 km (0.055 R)
• M33: 13,125,867 km (0.047 R)
• M34: 15,744,428 km (0.09 R)
• M35: 15,889,089 km (0.109 R)
• M36: 15,985,879 km (0.095 R)
• M37: 16,717,562 km (0.085 R)
• M38: 17,013,467 km (0.102 R)
• M39: 17,310,867 km (0.114 R)
• M40: 17,410,499 km (0.105 R)
• M41: 17,860,789 km (0.078 R)
• M42: 18,314,968 km (0.027 R)
• M43: 18,467,259 km (0.029 R)
• M44: 19,183,384 km (0.104 R)
• M45: 19,544,812 km (0.066 R)
• M46: 19,700,394 km (0.105 R)
• M47: 20,379,419 km (0.099 R)
• M48: 21,599,389 km (0.101 R)
• M49: 21,706,501 km (0.079 R)
• M50: 22,299,358 km (0.112 R)
• M51: 23,061,559 km (0.11 R)
• M52: 23,335,772 km (0.083 R)
• M53: 23,776,936 km (0.106 R)
• M54: 27,403,488 km (0.04 R)
• M55: 27,635,813 km (0.069 R)
• M56: 28,044,066 km (0.065 R)
• M57: 28,630,489 km (0.09 R)
• M58: 28,689,431 km (0.057 R)
• M59: 29,102,770 km (0.071 R)
• M60: 29,161,861 km (0.063 R)
• M61: 29,280,492 km (0.104 R)
• M62: 30,054,661 km (0.09 R)
• M63: 30,474,433 km (0.051 R)
• M64: 30,775,424 km (0.118 R)
• M65: 32,233,853 km (0.075 R)
• M66: 33,590,407 km (0.116 R)
• M67: 33,714,723 km (0.076 R)
• M68: 34,400,778 km (0.117 R)
• M69: 34,526,141 km (0.082 R)
• M70: 34,839,848 km (0.038 R)
• M71: 35,913,811 km (0.031 R)
• M72: 36,806,312 km (0.08 R)
• M73: 37,577,190 km (0.115 R)
• M74: 37,964,648 km (0.058 R)
• M75: 38,808,530 km (0.116 R)
• M76: 39,527,497 km (0.111 R)
• M77: 40,448,871 km (0.078 R)
• M78: 40,978,597 km (0.079 R)
• M79: 41,244,283 km (0.078 R)
• M80: 42,648,558 km (0.098 R)
• M81: 42,783,196 km (0.113 R)
• M82: 43,187,708 km (0.081 R)
• M83: 43,322,795 km (0.111 R)
• M84: 43,458,181 km (0.086 R)
• M85: 44,272,742 km (0.071 R)
• M86: 45,779,043 km (0.093 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 15,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit