🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.18 AU - 1.66 AU

Year: 603 Days

Day: 42.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 23.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,858,850 km

• M1: 260,749 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.73 AU - 4.49 AU

Year: 2445 Days

Day: 24.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,858,850 km

• M1: 1,496,577 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.89 AU - 4.03 AU

Year: 2809 Days

Day: 21.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.4

Radius: 7.4

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 15.05 AU - 18.63 AU

Year: 24633 Days

Day: 16.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 52,858,850 km

• M1: 152,889 km (0.078 R)
• M2: 326,123 km (0.118 R)
• M3: 530,025 km (0.071 R)
• M4: 647,011 km (0.109 R)
• M5: 1,353,861 km (0.059 R)
• M6: 1,469,500 km (0.088 R)
• M7: 1,938,938 km (0.095 R)
• M8: 2,651,473 km (0.12 R)
• M9: 2,709,367 km (0.11 R)
• M10: 4,531,320 km (0.062 R)
• M11: 5,133,750 km (0.114 R)
• M12: 5,352,462 km (0.106 R)
• M13: 7,495,003 km (0.112 R)
• M14: 7,784,774 km (0.119 R)
• M15: 7,910,137 km (0.107 R)
• M16: 9,067,725 km (0.098 R)
• M17: 10,369,077 km (0.057 R)
• M18: 10,461,080 km (0.11 R)
• M19: 11,158,804 km (0.109 R)
• M20: 11,300,174 km (0.059 R)
• M21: 11,775,746 km (0.067 R)
• M22: 12,209,430 km (0.026 R)
• M23: 12,306,519 km (0.112 R)
• M24: 12,844,922 km (0.114 R)
• M25: 13,092,207 km (0.093 R)
• M26: 13,291,172 km (0.073 R)
• M27: 14,454,745 km (0.095 R)
• M28: 15,178,798 km (0.118 R)
• M29: 16,126,950 km (0.103 R)
• M30: 16,180,206 km (0.095 R)
• M31: 19,707,425 km (0.1 R)
• M32: 20,049,855 km (0.101 R)
• M33: 23,279,523 km (0.08 R)
• M34: 24,187,881 km (0.109 R)
• M35: 26,982,070 km (0.119 R)
• M36: 27,808,150 km (0.107 R)
• M37: 28,192,168 km (0.028 R)
• M38: 30,863,238 km (0.045 R)
• M39: 31,061,754 km (0.095 R)
• M40: 31,660,145 km (0.106 R)
• M41: 32,665,742 km (0.026 R)
• M42: 34,091,260 km (0.087 R)
• M43: 34,914,946 km (0.073 R)
• M44: 35,606,238 km (0.05 R)
• M45: 35,675,651 km (0.102 R)
• M46: 36,441,892 km (0.119 R)
• M47: 37,424,899 km (0.108 R)
• M48: 39,345,287 km (0.056 R)
• M49: 39,776,428 km (0.11 R)
• M50: 40,064,703 km (0.084 R)
• M51: 41,006,272 km (0.072 R)
• M52: 41,370,394 km (0.113 R)
• M53: 42,395,588 km (0.073 R)
• M54: 44,172,511 km (0.047 R)
• M55: 44,545,758 km (0.104 R)
• M56: 44,995,000 km (0.112 R)
• M57: 46,807,079 km (0.102 R)
• M58: 47,569,131 km (0.083 R)
• M59: 48,105,140 km (0.106 R)
• M60: 48,951,266 km (0.115 R)
• M61: 49,879,969 km (0.049 R)
• M62: 50,190,684 km (0.109 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit