🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.63 AU - 0.63 AU

Year: 180 Days

Day: 36.5 Hours

Environment

Temp: 171 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,553,664 km

• M1: 335,698 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.25 AU - 1.29 AU

Year: 515 Days

Day: 38.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,553,664 km

• M1: 752,926 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.36 AU - 1.48 AU

Year: 609 Days

Day: 23.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.7 AU - 3.88 AU

Year: 2148 Days

Day: 36.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 98.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.96 AU - 3.86 AU

Year: 2266 Days

Day: 12.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.3

Radius: 6.2

Gravity: 20.46 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.46 AU - 15.72 AU

Year: 21096 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 82,553,664 km

• M1: 79,736 km (0.087 R)
• M2: 617,091 km (0.085 R)
• M3: 1,771,089 km (0.106 R)
• M4: 2,013,737 km (0.105 R)
• M5: 2,530,298 km (0.117 R)
• M6: 4,213,723 km (0.105 R)
• M7: 5,807,240 km (0.093 R)
• M8: 6,961,687 km (0.074 R)
• M9: 7,233,805 km (0.086 R)
• M10: 7,788,514 km (0.111 R)
• M11: 9,115,297 km (0.04 R)
• M12: 9,653,401 km (0.069 R)
• M13: 10,324,946 km (0.118 R)
• M14: 11,648,289 km (0.095 R)
• M15: 12,166,346 km (0.12 R)
• M16: 13,291,920 km (0.111 R)
• M17: 13,833,166 km (0.068 R)
• M18: 14,175,146 km (0.07 R)
• M19: 15,712,264 km (0.117 R)
• M20: 16,645,157 km (0.092 R)
• M21: 16,862,971 km (0.118 R)
• M22: 17,008,829 km (0.09 R)
• M23: 17,154,986 km (0.108 R)
• M24: 18,339,203 km (0.098 R)
• M25: 18,414,152 km (0.047 R)
• M26: 18,489,100 km (0.101 R)
• M27: 18,714,694 km (0.107 R)
• M28: 19,626,343 km (0.081 R)
• M29: 21,177,374 km (0.093 R)
• M30: 21,967,550 km (0.115 R)
• M31: 23,985,027 km (0.055 R)
• M32: 24,231,115 km (0.057 R)
• M33: 24,642,958 km (0.12 R)
• M34: 24,725,686 km (0.037 R)
• M35: 25,306,873 km (0.091 R)
• M36: 25,892,699 km (0.096 R)
• M37: 26,313,817 km (0.096 R)
• M38: 28,453,216 km (0.026 R)
• M39: 28,800,732 km (0.061 R)
• M40: 29,675,430 km (0.07 R)
• M41: 30,204,558 km (0.077 R)
• M42: 30,558,955 km (0.115 R)
• M43: 31,540,766 km (0.102 R)
• M44: 31,630,525 km (0.117 R)
• M45: 32,261,230 km (0.043 R)
• M46: 32,623,556 km (0.032 R)
• M47: 33,352,247 km (0.111 R)
• M48: 33,718,612 km (0.119 R)
• M49: 34,178,326 km (0.112 R)
• M50: 36,225,872 km (0.115 R)
• M51: 36,980,294 km (0.089 R)
• M52: 38,408,805 km (0.049 R)
• M53: 38,985,205 km (0.097 R)
• M54: 39,564,448 km (0.066 R)
• M55: 40,341,160 km (0.118 R)
• M56: 40,536,236 km (0.08 R)
• M57: 40,633,774 km (0.104 R)
• M58: 41,515,803 km (0.094 R)
• M59: 43,498,274 km (0.116 R)
• M60: 43,598,205 km (0.04 R)
• M61: 44,299,969 km (0.104 R)
• M62: 44,501,028 km (0.046 R)
• M63: 45,005,323 km (0.089 R)
• M64: 49,627,897 km (0.114 R)
• M65: 49,732,316 km (0.099 R)
• M66: 49,941,454 km (0.091 R)
• M67: 51,624,430 km (0.058 R)
• M68: 52,048,091 km (0.084 R)
• M69: 53,540,031 km (0.117 R)
• M70: 53,754,404 km (0.103 R)
• M71: 54,830,013 km (0.09 R)
• M72: 55,154,192 km (0.112 R)
• M73: 55,262,351 km (0.095 R)
• M74: 55,587,278 km (0.032 R)
• M75: 57,659,956 km (0.104 R)
• M76: 57,879,566 km (0.096 R)
• M77: 58,209,579 km (0.1 R)
• M78: 59,424,762 km (0.066 R)
• M79: 59,535,764 km (0.089 R)
• M80: 59,646,616 km (0.109 R)
• M81: 60,760,073 km (0.047 R)
• M82: 61,319,419 km (0.101 R)
• M83: 61,655,715 km (0.12 R)
• M84: 63,914,045 km (0.042 R)
• M85: 64,939,089 km (0.07 R)
• M86: 65,167,525 km (0.09 R)
• M87: 68,743,662 km (0.106 R)
• M88: 70,027,810 km (0.11 R)
• M89: 70,379,515 km (0.047 R)
• M90: 71,437,770 km (0.117 R)
• M91: 72,264,598 km (0.1 R)
• M92: 74,285,665 km (0.11 R)
• M93: 78,626,696 km (0.083 R)
• M94: 79,846,966 km (0.096 R)
• M95: 80,336,899 km (0.088 R)
• M96: 80,704,910 km (0.114 R)
• M97: 82,553,640 km (0.097 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 11,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit