🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.05 AU - 1.07 AU

Year: 391 Days

Day: 25.4 Hours

Environment

Temp: 29 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 60,671,556 km

• M1: 544,536 km (0.042 R)
• M2: 558,000 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.63 AU - 2.69 AU

Year: 1137 Days

Day: 23.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.28 AU - 4.5 AU

Year: 2748 Days

Day: 44.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,671,556 km

• M1: 1,331,271 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.8

Radius: 13.7

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.04 AU - 6.46 AU

Year: 4308 Days

Day: 14.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 60,671,556 km

• M1: 183,856 km (0.083 R)
• M2: 283,338 km (0.087 R)
• M3: 461,509 km (0.098 R)
• M4: 621,280 km (0.091 R)
• M5: 802,742 km (0.116 R)
• M6: 1,085,033 km (0.077 R)
• M7: 1,190,051 km (0.103 R)
• M8: 1,445,714 km (0.094 R)
• M9: 1,574,518 km (0.068 R)
• M10: 1,856,958 km (0.088 R)
• M11: 1,959,134 km (0.028 R)
• M12: 2,456,995 km (0.061 R)
• M13: 3,346,504 km (0.107 R)
• M14: 3,761,190 km (0.025 R)
• M15: 4,057,992 km (0.089 R)
• M16: 4,192,480 km (0.081 R)
• M17: 4,379,777 km (0.086 R)
• M18: 4,604,772 km (0.11 R)
• M19: 4,692,436 km (0.112 R)
• M20: 5,012,277 km (0.12 R)
• M21: 5,229,642 km (0.097 R)
• M22: 5,692,498 km (0.041 R)
• M23: 5,786,745 km (0.062 R)
• M24: 5,938,437 km (0.101 R)
• M25: 6,207,414 km (0.113 R)
• M26: 6,343,249 km (0.095 R)
• M27: 6,441,086 km (0.084 R)
• M28: 6,717,393 km (0.091 R)
• M29: 6,856,968 km (0.043 R)
• M30: 6,957,348 km (0.056 R)
• M31: 7,159,604 km (0.059 R)
• M32: 7,384,151 km (0.088 R)
• M33: 7,487,074 km (0.115 R)
• M34: 7,882,611 km (0.102 R)
• M35: 7,987,778 km (0.052 R)
• M36: 8,456,319 km (0.112 R)
• M37: 8,933,835 km (0.106 R)
• M38: 9,198,025 km (0.07 R)
• M39: 9,397,888 km (0.099 R)
• M40: 9,960,675 km (0.042 R)
• M41: 10,051,780 km (0.113 R)
• M42: 10,326,741 km (0.114 R)
• M43: 10,673,808 km (0.104 R)
• M44: 10,860,656 km (0.081 R)
• M45: 11,048,401 km (0.052 R)
• M46: 11,882,858 km (0.069 R)
• M47: 12,124,907 km (0.104 R)
• M48: 12,442,205 km (0.065 R)
• M49: 12,836,544 km (0.071 R)
• M50: 14,171,705 km (0.104 R)
• M51: 14,480,176 km (0.08 R)
• M52: 14,816,921 km (0.107 R)
• M53: 14,999,281 km (0.103 R)
• M54: 15,156,209 km (0.105 R)
• M55: 15,524,519 km (0.116 R)
• M56: 16,162,704 km (0.067 R)
• M57: 16,755,261 km (0.097 R)
• M58: 16,918,173 km (0.116 R)
• M59: 17,272,869 km (0.05 R)
• M60: 17,712,837 km (0.099 R)
• M61: 18,156,394 km (0.115 R)
• M62: 18,295,820 km (0.085 R)
• M63: 18,969,908 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.2

Radius: 7.5

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 13.97 AU - 13.97 AU

Year: 18701 Days

Day: 22.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 60,671,556 km

• M1: 103,223 km (0.086 R)
• M2: 239,506 km (0.102 R)
• M3: 347,217 km (0.038 R)
• M4: 408,103 km (0.118 R)
• M5: 489,933 km (0.092 R)
• M6: 1,191,248 km (0.104 R)
• M7: 1,621,043 km (0.097 R)
• M8: 1,811,331 km (0.087 R)
• M9: 1,951,803 km (0.047 R)
• M10: 2,424,981 km (0.117 R)
• M11: 3,438,058 km (0.059 R)
• M12: 3,754,308 km (0.115 R)
• M13: 4,043,182 km (0.112 R)
• M14: 4,227,486 km (0.047 R)
• M15: 4,339,385 km (0.107 R)
• M16: 4,874,497 km (0.099 R)
• M17: 5,430,552 km (0.066 R)
• M18: 6,048,392 km (0.098 R)
• M19: 6,259,175 km (0.048 R)
• M20: 6,688,371 km (0.099 R)
• M21: 7,305,014 km (0.081 R)
• M22: 7,756,650 km (0.09 R)
• M23: 8,078,135 km (0.119 R)
• M24: 8,170,737 km (0.111 R)
• M25: 8,734,272 km (0.036 R)
• M26: 8,829,266 km (0.079 R)
• M27: 10,803,061 km (0.025 R)
• M28: 11,577,080 km (0.092 R)
• M29: 11,734,158 km (0.086 R)
• M30: 12,422,308 km (0.075 R)
• M31: 13,069,319 km (0.042 R)
• M32: 13,506,593 km (0.106 R)
• M33: 13,782,452 km (0.067 R)
• M34: 14,060,105 km (0.11 R)
• M35: 14,227,655 km (0.108 R)
• M36: 15,648,984 km (0.112 R)
• M37: 17,834,161 km (0.069 R)
• M38: 17,894,448 km (0.107 R)
• M39: 17,955,036 km (0.077 R)
• M40: 19,426,031 km (0.082 R)
• M41: 20,428,038 km (0.103 R)
• M42: 20,554,448 km (0.1 R)
• M43: 22,351,567 km (0.058 R)
• M44: 23,071,432 km (0.098 R)
• M45: 23,335,024 km (0.118 R)
• M46: 23,400,997 km (0.084 R)
• M47: 24,937,516 km (0.101 R)
• M48: 26,506,349 km (0.109 R)
• M49: 26,575,314 km (0.119 R)
• M50: 26,713,243 km (0.1 R)
• M51: 27,198,389 km (0.066 R)
• M52: 27,337,515 km (0.081 R)
• M53: 27,476,791 km (0.084 R)
• M54: 28,741,641 km (0.064 R)
• M55: 28,954,369 km (0.106 R)
• M56: 30,169,103 km (0.11 R)
• M57: 31,619,604 km (0.113 R)
• M58: 33,613,445 km (0.034 R)
• M59: 34,062,089 km (0.083 R)
• M60: 34,211,986 km (0.119 R)
• M61: 38,655,641 km (0.106 R)
• M62: 38,733,881 km (0.111 R)
• M63: 38,968,749 km (0.067 R)
• M64: 39,047,139 km (0.082 R)
• M65: 40,388,134 km (0.096 R)
• M66: 41,904,608 km (0.12 R)
• M67: 42,226,243 km (0.094 R)
• M68: 42,306,727 km (0.075 R)
• M69: 43,520,863 km (0.107 R)
• M70: 43,846,538 km (0.101 R)
• M71: 44,254,790 km (0.08 R)
• M72: 47,649,914 km (0.049 R)
• M73: 48,237,833 km (0.077 R)
• M74: 49,082,014 km (0.118 R)
• M75: 49,931,132 km (0.117 R)
• M76: 50,272,065 km (0.108 R)
• M77: 50,442,756 km (0.069 R)
• M78: 50,528,326 km (0.081 R)
• M79: 51,385,522 km (0.059 R)
• M80: 51,471,541 km (0.066 R)
• M81: 51,729,747 km (0.047 R)
• M82: 51,815,915 km (0.096 R)
• M83: 52,074,720 km (0.109 R)
• M84: 52,507,057 km (0.107 R)
• M85: 53,375,323 km (0.097 R)
• M86: 53,985,982 km (0.08 R)
• M87: 55,214,031 km (0.082 R)
• M88: 55,919,983 km (0.054 R)
• M89: 56,362,643 km (0.026 R)
• M90: 57,608,494 km (0.069 R)
• M91: 57,876,574 km (0.057 R)
• M92: 58,414,079 km (0.097 R)
• M93: 58,863,321 km (0.078 R)
• M94: 60,217,780 km (0.059 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 13,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit