🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.72 AU - 0.92 AU

Year: 274 Days

Day: 16.9 Hours

Environment

Temp: 134 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.14 AU - 1.38 AU

Year: 522 Days

Day: 43.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,176,456 km

• M1: 317,746 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.45 AU - 1.67 AU

Year: 719 Days

Day: 23.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.7

Radius: 6.6

Gravity: 21.39 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 12.76 AU - 16.96 AU

Year: 21135 Days

Day: 18.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 52,176,456 km

• M1: 104,120 km (0.085 R)
• M2: 211,531 km (0.102 R)
• M3: 367,263 km (0.119 R)
• M4: 469,737 km (0.055 R)
• M5: 678,875 km (0.061 R)
• M6: 972,386 km (0.116 R)
• M7: 1,148,313 km (0.063 R)
• M8: 1,302,698 km (0.083 R)
• M9: 1,463,815 km (0.068 R)
• M10: 2,059,364 km (0.106 R)
• M11: 2,363,198 km (0.092 R)
• M12: 2,762,923 km (0.052 R)
• M13: 3,669,187 km (0.104 R)
• M14: 3,714,515 km (0.078 R)
• M15: 4,368,407 km (0.069 R)
• M16: 4,513,069 km (0.103 R)
• M17: 4,561,688 km (0.09 R)
• M18: 6,045,549 km (0.114 R)
• M19: 6,644,389 km (0.025 R)
• M20: 6,866,841 km (0.102 R)
• M21: 7,491,113 km (0.114 R)
• M22: 9,595,207 km (0.064 R)
• M23: 11,004,868 km (0.113 R)
• M24: 11,070,542 km (0.118 R)
• M25: 13,098,341 km (0.066 R)
• M26: 13,728,597 km (0.119 R)
• M27: 14,512,340 km (0.088 R)
• M28: 14,584,296 km (0.11 R)
• M29: 15,164,287 km (0.088 R)
• M30: 16,873,593 km (0.032 R)
• M31: 17,482,306 km (0.102 R)
• M32: 17,712,537 km (0.098 R)
• M33: 17,866,474 km (0.096 R)
• M34: 18,878,054 km (0.112 R)
• M35: 19,114,270 km (0.12 R)
• M36: 20,228,923 km (0.09 R)
• M37: 22,520,763 km (0.042 R)
• M38: 24,036,937 km (0.081 R)
• M39: 24,635,478 km (0.102 R)
• M40: 25,238,806 km (0.108 R)
• M41: 25,672,790 km (0.117 R)
• M42: 26,724,313 km (0.099 R)
• M43: 27,433,258 km (0.091 R)
• M44: 29,323,277 km (0.045 R)
• M45: 29,779,401 km (0.059 R)
• M46: 30,606,528 km (0.076 R)
• M47: 30,791,281 km (0.083 R)
• M48: 31,161,984 km (0.103 R)
• M49: 31,254,885 km (0.109 R)
• M50: 32,848,551 km (0.108 R)
• M51: 34,660,630 km (0.069 R)
• M52: 35,433,452 km (0.09 R)
• M53: 35,530,392 km (0.069 R)
• M54: 38,281,646 km (0.12 R)
• M55: 40,187,224 km (0.116 R)
• M56: 40,389,630 km (0.104 R)
• M57: 41,713,272 km (0.092 R)
• M58: 43,154,647 km (0.097 R)
• M59: 44,507,760 km (0.093 R)
• M60: 44,612,329 km (0.114 R)
• M61: 45,031,801 km (0.1 R)
• M62: 48,757,237 km (0.108 R)
• M63: 49,731,119 km (0.057 R)
• M64: 53,134,321 km (0.074 R)
• M65: 54,136,328 km (0.117 R)
• M66: 58,206,288 km (0.09 R)
• M67: 59,124,070 km (0.079 R)
• M68: 62,256,500 km (0.103 R)
• M69: 62,959,909 km (0.056 R)
• M70: 63,077,493 km (0.089 R)
• M71: 64,019,960 km (0.107 R)
• M72: 64,729,951 km (0.065 R)
• M73: 65,085,994 km (0.095 R)
• M74: 65,323,556 km (0.106 R)
• M75: 65,680,646 km (0.08 R)
• M76: 66,875,484 km (0.054 R)
• M77: 67,716,224 km (0.115 R)
• M78: 68,077,503 km (0.044 R)
• M79: 68,198,229 km (0.06 R)
• M80: 68,560,405 km (0.098 R)
• M81: 68,802,155 km (0.111 R)
• M82: 68,923,180 km (0.057 R)
• M83: 69,893,920 km (0.045 R)
• M84: 70,991,370 km (0.037 R)
• M85: 71,113,741 km (0.101 R)
• M86: 71,603,525 km (0.07 R)
• M87: 73,698,045 km (0.108 R)
• M88: 76,814,467 km (0.115 R)
• M89: 76,939,980 km (0.101 R)
• M90: 78,325,556 km (0.099 R)
• M91: 80,355,599 km (0.037 R)
• M92: 80,483,056 km (0.107 R)
• M93: 84,726,549 km (0.082 R)
• M94: 85,375,804 km (0.06 R)
• M95: 85,635,955 km (0.073 R)
• M96: 86,809,999 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.6

Radius: 5.5

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 13.9 AU - 22.62 AU

Year: 28789 Days

Day: 16.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 52,176,456 km

• M1: 128,505 km (0.119 R)
• M2: 516,861 km (0.06 R)
• M3: 834,158 km (0.075 R)
• M4: 892,351 km (0.111 R)
• M5: 1,594,115 km (0.119 R)
• M6: 2,567,399 km (0.106 R)
• M7: 4,282,089 km (0.085 R)
• M8: 4,975,924 km (0.083 R)
• M9: 5,891,314 km (0.099 R)
• M10: 7,913,279 km (0.1 R)
• M11: 8,038,342 km (0.12 R)
• M12: 8,502,545 km (0.086 R)
• M13: 8,545,180 km (0.108 R)
• M14: 8,673,535 km (0.102 R)
• M15: 8,802,488 km (0.108 R)
• M16: 8,888,806 km (0.098 R)
• M17: 9,324,585 km (0.039 R)
• M18: 9,767,544 km (0.113 R)
• M19: 10,262,564 km (0.083 R)
• M20: 10,858,113 km (0.04 R)
• M21: 10,904,338 km (0.098 R)
• M22: 10,950,714 km (0.092 R)
• M23: 11,606,252 km (0.087 R)
• M24: 11,748,370 km (0.037 R)
• M25: 12,857,339 km (0.111 R)
• M26: 13,152,046 km (0.074 R)
• M27: 14,966,818 km (0.048 R)
• M28: 15,276,785 km (0.109 R)
• M29: 16,644,558 km (0.085 R)
• M30: 17,181,016 km (0.082 R)
• M31: 17,614,252 km (0.097 R)
• M32: 19,214,500 km (0.095 R)
• M33: 19,664,191 km (0.12 R)
• M34: 19,720,590 km (0.118 R)
• M35: 19,777,138 km (0.097 R)
• M36: 20,345,011 km (0.1 R)
• M37: 21,555,108 km (0.094 R)
• M38: 22,257,022 km (0.12 R)
• M39: 23,443,333 km (0.116 R)
• M40: 23,743,127 km (0.109 R)
• M41: 25,445,401 km (0.118 R)
• M42: 26,560,354 km (0.041 R)
• M43: 28,326,207 km (0.066 R)
• M44: 29,804,683 km (0.116 R)
• M45: 30,913,652 km (0.098 R)
• M46: 31,110,822 km (0.094 R)
• M47: 31,242,319 km (0.098 R)
• M48: 31,903,242 km (0.093 R)
• M49: 32,568,803 km (0.092 R)
• M50: 33,239,001 km (0.075 R)
• M51: 36,171,718 km (0.088 R)
• M52: 36,726,427 km (0.112 R)
• M53: 37,144,403 km (0.109 R)
• M54: 37,704,049 km (0.072 R)
• M55: 37,844,372 km (0.095 R)
• M56: 39,399,591 km (0.119 R)
• M57: 39,470,800 km (0.06 R)
• M58: 39,827,292 km (0.043 R)
• M59: 39,970,307 km (0.113 R)
• M60: 40,328,295 km (0.094 R)
• M61: 40,831,392 km (0.061 R)
• M62: 41,989,130 km (0.039 R)
• M63: 42,280,248 km (0.066 R)
• M64: 42,499,109 km (0.095 R)
• M65: 42,937,730 km (0.091 R)
• M66: 43,230,942 km (0.114 R)
• M67: 43,819,610 km (0.037 R)
• M68: 44,856,024 km (0.086 R)
• M69: 45,228,074 km (0.103 R)
• M70: 46,350,507 km (0.115 R)
• M71: 46,500,853 km (0.117 R)
• M72: 47,103,882 km (0.07 R)
• M73: 48,699,044 km (0.091 R)
• M74: 49,234,754 km (0.101 R)
• M75: 49,849,302 km (0.118 R)
• M76: 51,008,386 km (0.103 R)
• M77: 52,020,266 km (0.099 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 14,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit