🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.72 AU

Year: 163 Days

Day: 23.5 Hours

Environment

Temp: 191 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.77 AU - 0.99 AU

Year: 289 Days

Day: 33.2 Hours

Environment

Temp: 188 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 41,045,893 km

• M1: 279,299 km (0.099 R)
• M2: 793,168 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.1 AU - 1.5 AU

Year: 519 Days

Day: 22.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94

Radius: 12.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.36 AU - 9.06 AU

Year: 7490 Days

Day: 6.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 41,045,893 km

• M1: 166,353 km (0.027 R)
• M2: 286,031 km (0.059 R)
• M3: 378,632 km (0.12 R)
• M4: 533,915 km (0.032 R)
• M5: 887,265 km (0.117 R)
• M6: 979,268 km (0.111 R)
• M7: 1,287,738 km (0.104 R)
• M8: 1,393,803 km (0.088 R)
• M9: 1,527,394 km (0.082 R)
• M10: 2,289,595 km (0.071 R)
• M11: 2,522,968 km (0.072 R)
• M12: 3,221,141 km (0.101 R)
• M13: 3,516,747 km (0.104 R)
• M14: 3,684,895 km (0.082 R)
• M15: 3,872,939 km (0.119 R)
• M16: 4,823,634 km (0.064 R)
• M17: 6,574,078 km (0.114 R)
• M18: 6,761,225 km (0.068 R)
• M19: 7,034,690 km (0.118 R)
• M20: 7,811,103 km (0.106 R)
• M21: 8,053,751 km (0.115 R)
• M22: 8,209,482 km (0.082 R)
• M23: 8,433,730 km (0.078 R)
• M24: 10,035,624 km (0.073 R)
• M25: 10,131,366 km (0.056 R)
• M26: 10,347,984 km (0.076 R)
• M27: 10,541,713 km (0.071 R)
• M28: 10,859,160 km (0.102 R)
• M29: 10,982,129 km (0.093 R)
• M30: 11,254,098 km (0.043 R)
• M31: 12,881,274 km (0.091 R)
• M32: 13,063,634 km (0.06 R)
• M33: 13,563,141 km (0.115 R)
• M34: 13,722,313 km (0.098 R)
• M35: 13,988,747 km (0.113 R)
• M36: 14,581,005 km (0.044 R)
• M37: 16,041,380 km (0.101 R)
• M38: 16,293,901 km (0.071 R)
• M39: 16,463,096 km (0.047 R)
• M40: 17,002,546 km (0.116 R)
• M41: 17,547,830 km (0.109 R)
• M42: 18,244,956 km (0.108 R)
• M43: 18,832,726 km (0.05 R)
• M44: 19,069,540 km (0.039 R)
• M45: 19,396,860 km (0.098 R)
• M46: 19,786,114 km (0.116 R)
• M47: 20,057,185 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.2

Radius: 9.4

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.61 AU - 9.03 AU

Year: 9164 Days

Day: 10.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 41,045,893 km

• M1: 140,921 km (0.107 R)
• M2: 224,098 km (0.075 R)
• M3: 298,448 km (0.092 R)
• M4: 420,071 km (0.11 R)
• M5: 507,586 km (0.066 R)
• M6: 574,456 km (0.098 R)
• M7: 795,113 km (0.12 R)
• M8: 874,848 km (0.099 R)
• M9: 1,008,439 km (0.107 R)
• M10: 1,277,715 km (0.096 R)
• M11: 1,391,859 km (0.116 R)
• M12: 1,839,605 km (0.09 R)
• M13: 1,969,306 km (0.115 R)
• M14: 2,169,618 km (0.118 R)
• M15: 2,260,873 km (0.116 R)
• M16: 2,566,351 km (0.092 R)
• M17: 2,736,295 km (0.067 R)
• M18: 3,426,689 km (0.094 R)
• M19: 3,560,280 km (0.077 R)
• M20: 4,083,872 km (0.069 R)
• M21: 4,340,283 km (0.084 R)
• M22: 5,171,748 km (0.08 R)
• M23: 5,263,751 km (0.054 R)
• M24: 5,418,285 km (0.116 R)
• M25: 6,311,385 km (0.086 R)
• M26: 7,011,054 km (0.116 R)
• M27: 7,181,296 km (0.074 R)
• M28: 7,456,556 km (0.045 R)
• M29: 7,525,820 km (0.11 R)
• M30: 7,981,944 km (0.103 R)
• M31: 8,446,894 km (0.116 R)
• M32: 9,478,222 km (0.095 R)
• M33: 9,932,401 km (0.089 R)
• M34: 10,509,998 km (0.069 R)
• M35: 10,822,658 km (0.058 R)
• M36: 11,217,596 km (0.058 R)
• M37: 11,537,137 km (0.081 R)
• M38: 12,021,834 km (0.106 R)
• M39: 12,103,365 km (0.087 R)
• M40: 13,011,275 km (0.086 R)
• M41: 13,095,050 km (0.093 R)
• M42: 13,941,175 km (0.098 R)
• M43: 14,112,614 km (0.119 R)
• M44: 16,088,353 km (0.045 R)
• M45: 17,314,757 km (0.074 R)
• M46: 17,683,964 km (0.106 R)
• M47: 18,195,888 km (0.11 R)
• M48: 20,098,025 km (0.099 R)
• M49: 20,876,383 km (0.091 R)
• M50: 21,072,506 km (0.12 R)
• M51: 21,863,280 km (0.11 R)
• M52: 22,814,872 km (0.051 R)
• M53: 23,219,534 km (0.107 R)
• M54: 24,190,275 km (0.115 R)
• M55: 24,396,271 km (0.113 R)
• M56: 24,551,255 km (0.032 R)
• M57: 24,914,029 km (0.066 R)
• M58: 25,960,167 km (0.113 R)
• M59: 26,329,824 km (0.094 R)
• M60: 26,541,654 km (0.115 R)
• M61: 28,257,691 km (0.096 R)
• M62: 28,474,758 km (0.107 R)
• M63: 29,403,312 km (0.058 R)
• M64: 30,898,393 km (0.096 R)
• M65: 31,739,582 km (0.105 R)
• M66: 32,021,723 km (0.092 R)
• M67: 32,247,915 km (0.113 R)
• M68: 32,474,855 km (0.03 R)
• M69: 32,702,095 km (0.111 R)
• M70: 33,444,698 km (0.061 R)
• M71: 33,846,817 km (0.087 R)
• M72: 34,308,327 km (0.119 R)
• M73: 35,004,406 km (0.09 R)
• M74: 35,237,629 km (0.109 R)
• M75: 35,939,991 km (0.042 R)
• M76: 36,646,990 km (0.117 R)
• M77: 37,002,285 km (0.117 R)
• M78: 37,120,916 km (0.098 R)
• M79: 37,716,166 km (0.06 R)
• M80: 37,835,545 km (0.11 R)
• M81: 38,014,913 km (0.091 R)
• M82: 38,675,089 km (0.102 R)
• M83: 40,250,354 km (0.069 R)
• M84: 40,555,684 km (0.11 R)
• M85: 41,045,916 km (0.085 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 12,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit