🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.37 AU - 1.53 AU

Year: 625 Days

Day: 28.8 Hours

Environment

Temp: -13 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.39 AU - 3.41 AU

Year: 1769 Days

Day: 46.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,392,689 km

• M1: 397,781 km (0.11 R)
• M2: 1,659,788 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3 AU - 4.16 AU

Year: 2426 Days

Day: 42.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.12 AU - 4.46 AU

Year: 2643 Days

Day: 40.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.3

Radius: 8.1

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 9.63 AU - 14.65 AU

Year: 15150 Days

Day: 13.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 70,392,689 km

• M1: 106,962 km (0.084 R)
• M2: 242,947 km (0.114 R)
• M3: 642,074 km (0.05 R)
• M4: 1,032,225 km (0.098 R)
• M5: 1,159,683 km (0.102 R)
• M6: 1,347,129 km (0.073 R)
• M7: 1,487,152 km (0.086 R)
• M8: 1,873,564 km (0.11 R)
• M9: 1,935,647 km (0.066 R)
• M10: 2,126,534 km (0.081 R)
• M11: 2,323,554 km (0.093 R)
• M12: 2,492,301 km (0.059 R)
• M13: 2,986,273 km (0.071 R)
• M14: 3,822,375 km (0.11 R)
• M15: 4,022,088 km (0.102 R)
• M16: 4,143,562 km (0.087 R)
• M17: 4,515,313 km (0.09 R)
• M18: 4,854,900 km (0.111 R)
• M19: 7,552,748 km (0.059 R)
• M20: 7,803,773 km (0.091 R)
• M21: 8,520,796 km (0.106 R)
• M22: 9,744,057 km (0.036 R)
• M23: 9,798,511 km (0.035 R)
• M24: 9,853,114 km (0.05 R)
• M25: 10,908,378 km (0.084 R)
• M26: 11,192,015 km (0.109 R)
• M27: 11,882,708 km (0.104 R)
• M28: 12,233,216 km (0.074 R)
• M29: 13,547,284 km (0.104 R)
• M30: 14,468,807 km (0.087 R)
• M31: 15,601,263 km (0.102 R)
• M32: 15,792,748 km (0.074 R)
• M33: 16,696,618 km (0.073 R)
• M34: 18,284,899 km (0.087 R)
• M35: 18,486,856 km (0.11 R)
• M36: 19,438,897 km (0.061 R)
• M37: 20,059,429 km (0.116 R)
• M38: 20,476,657 km (0.099 R)
• M39: 22,102,487 km (0.094 R)
• M40: 22,677,691 km (0.092 R)
• M41: 24,137,168 km (0.081 R)
• M42: 25,401,419 km (0.087 R)
• M43: 25,777,359 km (0.119 R)
• M44: 25,928,153 km (0.108 R)
• M45: 26,382,632 km (0.094 R)
• M46: 26,763,358 km (0.09 R)
• M47: 28,226,575 km (0.076 R)
• M48: 28,382,157 km (0.064 R)
• M49: 30,669,209 km (0.11 R)
• M50: 31,794,335 km (0.062 R)
• M51: 33,507,230 km (0.066 R)
• M52: 33,671,938 km (0.096 R)
• M53: 34,915,844 km (0.045 R)
• M54: 35,585,294 km (0.087 R)
• M55: 35,921,590 km (0.115 R)
• M56: 36,005,964 km (0.102 R)
• M57: 37,533,657 km (0.076 R)
• M58: 38,736,424 km (0.102 R)
• M59: 42,153,389 km (0.106 R)
• M60: 43,313,670 km (0.093 R)
• M61: 43,672,705 km (0.108 R)
• M62: 45,209,973 km (0.11 R)
• M63: 45,482,989 km (0.09 R)
• M64: 46,122,370 km (0.045 R)
• M65: 46,764,743 km (0.055 R)
• M66: 46,948,898 km (0.109 R)
• M67: 47,317,807 km (0.051 R)
• M68: 49,270,208 km (0.109 R)
• M69: 52,199,933 km (0.098 R)
• M70: 52,390,969 km (0.063 R)
• M71: 54,603,522 km (0.085 R)
• M72: 60,017,020 km (0.099 R)
• M73: 60,818,566 km (0.053 R)
• M74: 62,229,872 km (0.064 R)
• M75: 62,634,983 km (0.03 R)
• M76: 63,753,825 km (0.108 R)
• M77: 64,162,228 km (0.059 R)
• M78: 64,469,202 km (0.113 R)
• M79: 65,392,969 km (0.104 R)
• M80: 66,424,297 km (0.096 R)
• M81: 66,734,862 km (0.113 R)
• M82: 67,253,368 km (0.093 R)
• M83: 68,190,150 km (0.101 R)
• M84: 68,712,396 km (0.102 R)
• M85: 69,655,910 km (0.104 R)
• M86: 69,761,077 km (0.065 R)
• M87: 70,181,896 km (0.087 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 17,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit