🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.77 AU - 0.81 AU

Year: 251 Days

Day: 21.4 Hours

Environment

Temp: 117 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,890,938 km

• M1: 162,164 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.76 AU - 2.9 AU

Year: 1705 Days

Day: 30.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,890,938 km

• M1: 1,145,920 km (0.091 R)
• M2: 2,037,972 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.73 AU - 4.95 AU

Year: 3814 Days

Day: 31 Hours

Environment

Temp: -126 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.5

Radius: 13.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.59 AU - 6.75 AU

Year: 4836 Days

Day: 13.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 28,890,938 km

• M1: 175,329 km (0.064 R)
• M2: 267,631 km (0.11 R)
• M3: 367,412 km (0.112 R)
• M4: 508,483 km (0.046 R)
• M5: 664,364 km (0.082 R)
• M6: 795,561 km (0.107 R)
• M7: 1,048,531 km (0.11 R)
• M8: 1,215,333 km (0.106 R)
• M9: 1,532,331 km (0.053 R)
• M10: 1,678,189 km (0.071 R)
• M11: 1,959,882 km (0.09 R)
• M12: 2,437,548 km (0.09 R)
• M13: 2,556,179 km (0.064 R)
• M14: 2,951,416 km (0.077 R)
• M15: 3,221,291 km (0.063 R)
• M16: 3,469,474 km (0.119 R)
• M17: 3,663,652 km (0.107 R)
• M18: 3,876,829 km (0.119 R)
• M19: 4,157,175 km (0.04 R)
• M20: 4,252,020 km (0.09 R)
• M21: 4,347,763 km (0.091 R)
• M22: 4,460,261 km (0.064 R)
• M23: 4,573,805 km (0.115 R)
• M24: 4,671,792 km (0.079 R)
• M25: 5,223,958 km (0.106 R)
• M26: 5,621,140 km (0.119 R)
• M27: 6,082,051 km (0.119 R)
• M28: 6,426,725 km (0.105 R)
• M29: 6,852,480 km (0.069 R)
• M30: 7,021,526 km (0.101 R)
• M31: 7,135,070 km (0.111 R)
• M32: 7,595,383 km (0.071 R)
• M33: 7,848,802 km (0.068 R)
• M34: 8,484,443 km (0.094 R)
• M35: 8,972,132 km (0.102 R)
• M36: 9,178,129 km (0.104 R)
• M37: 9,847,579 km (0.099 R)
• M38: 10,252,540 km (0.069 R)
• M39: 10,381,643 km (0.073 R)
• M40: 10,684,878 km (0.117 R)
• M41: 10,947,123 km (0.109 R)
• M42: 11,123,200 km (0.07 R)
• M43: 11,522,626 km (0.068 R)
• M44: 11,859,222 km (0.083 R)
• M45: 12,611,101 km (0.026 R)
• M46: 12,865,118 km (0.036 R)
• M47: 13,120,930 km (0.072 R)
• M48: 13,708,550 km (0.091 R)
• M49: 13,827,032 km (0.111 R)
• M50: 14,065,192 km (0.101 R)
• M51: 14,184,721 km (0.068 R)
• M52: 14,400,889 km (0.118 R)
• M53: 14,618,106 km (0.066 R)
• M54: 14,812,134 km (0.025 R)
• M55: 15,251,653 km (0.072 R)
• M56: 15,349,938 km (0.082 R)
• M57: 15,621,309 km (0.119 R)
• M58: 15,794,842 km (0.044 R)
• M59: 16,118,871 km (0.117 R)
• M60: 16,369,597 km (0.073 R)
• M61: 16,697,366 km (0.083 R)
• M62: 16,900,221 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.4

Radius: 10.6

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.18 AU - 9.88 AU

Year: 8923 Days

Day: 14 Hours

Environment

Temp: -171 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 28,890,938 km

• M1: 141,968 km (0.111 R)
• M2: 219,310 km (0.116 R)
• M3: 312,061 km (0.067 R)
• M4: 415,583 km (0.096 R)
• M5: 543,938 km (0.088 R)
• M6: 641,775 km (0.064 R)
• M7: 895,343 km (0.087 R)
• M8: 1,014,124 km (0.112 R)
• M9: 1,312,422 km (0.091 R)
• M10: 1,511,088 km (0.113 R)
• M11: 1,670,709 km (0.117 R)
• M12: 1,785,899 km (0.096 R)
• M13: 2,201,183 km (0.073 R)
• M14: 2,291,540 km (0.102 R)
• M15: 2,840,265 km (0.119 R)
• M16: 3,160,405 km (0.097 R)
• M17: 3,429,082 km (0.074 R)
• M18: 3,791,558 km (0.025 R)
• M19: 4,055,000 km (0.071 R)
• M20: 4,234,069 km (0.081 R)
• M21: 4,599,985 km (0.1 R)
• M22: 4,669,698 km (0.046 R)
• M23: 4,739,709 km (0.049 R)
• M24: 4,904,716 km (0.044 R)
• M25: 5,534,224 km (0.104 R)
• M26: 5,683,074 km (0.099 R)
• M27: 5,908,966 km (0.099 R)
• M28: 6,061,257 km (0.116 R)
• M29: 6,163,432 km (0.063 R)
• M30: 6,762,422 km (0.065 R)
• M31: 7,407,339 km (0.118 R)
• M32: 7,571,747 km (0.076 R)
• M33: 7,737,202 km (0.12 R)
• M34: 8,212,774 km (0.116 R)
• M35: 8,297,595 km (0.118 R)
• M36: 8,611,601 km (0.076 R)
• M37: 9,309,924 km (0.086 R)
• M38: 9,755,576 km (0.115 R)
• M39: 9,905,773 km (0.084 R)
• M40: 10,915,857 km (0.105 R)
• M41: 11,734,607 km (0.076 R)
• M42: 12,054,896 km (0.07 R)
• M43: 12,345,564 km (0.097 R)
• M44: 13,132,000 km (0.039 R)
• M45: 13,331,115 km (0.046 R)
• M46: 13,833,465 km (0.112 R)
• M47: 15,622,206 km (0.093 R)
• M48: 16,974,870 km (0.101 R)
• M49: 17,482,755 km (0.104 R)
• M50: 17,555,759 km (0.101 R)
• M51: 18,327,834 km (0.1 R)
• M52: 18,513,335 km (0.113 R)
• M53: 19,487,965 km (0.115 R)
• M54: 20,402,307 km (0.098 R)
• M55: 20,479,051 km (0.119 R)
• M56: 20,710,180 km (0.102 R)
• M57: 20,980,802 km (0.082 R)
• M58: 21,996,572 km (0.111 R)
• M59: 22,233,086 km (0.071 R)
• M60: 23,108,084 km (0.113 R)
• M61: 23,913,369 km (0.067 R)
• M62: 25,097,137 km (0.075 R)
• M63: 25,179,566 km (0.028 R)
• M64: 25,427,150 km (0.057 R)
• M65: 26,593,116 km (0.108 R)
• M66: 27,479,184 km (0.095 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 11,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit