🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.48 AU - 0.74 AU

Year: 180 Days

Day: 16.4 Hours

Environment

Temp: 187 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.26 AU - 1.76 AU

Year: 703 Days

Day: 28 Hours

Environment

Temp: -51 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.74 AU - 4.14 AU

Year: 2962 Days

Day: 38.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,503,871 km

• M1: 402,717 km (0.091 R)
• M2: 2,981,336 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.5

Radius: 11.4

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.01 AU - 9.21 AU

Year: 9569 Days

Day: 10.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 74,503,871 km

• M1: 148,850 km (0.104 R)
• M2: 228,735 km (0.066 R)
• M3: 353,799 km (0.065 R)
• M4: 511,475 km (0.103 R)
• M5: 680,670 km (0.111 R)
• M6: 1,301,352 km (0.084 R)
• M7: 1,561,503 km (0.12 R)
• M8: 2,272,092 km (0.096 R)
• M9: 2,788,056 km (0.09 R)
• M10: 2,864,650 km (0.111 R)
• M11: 2,994,201 km (0.118 R)
• M12: 3,258,990 km (0.099 R)
• M13: 3,421,602 km (0.067 R)
• M14: 3,531,557 km (0.041 R)
• M15: 3,783,181 km (0.115 R)
• M16: 4,040,938 km (0.076 R)
• M17: 4,334,000 km (0.112 R)
• M18: 4,909,952 km (0.098 R)
• M19: 5,034,417 km (0.082 R)
• M20: 5,413,947 km (0.105 R)
• M21: 5,704,616 km (0.053 R)
• M22: 5,802,752 km (0.108 R)
• M23: 5,934,398 km (0.068 R)
• M24: 6,301,511 km (0.096 R)
• M25: 6,436,897 km (0.109 R)
• M26: 6,641,846 km (0.074 R)
• M27: 7,058,177 km (0.11 R)
• M28: 8,209,482 km (0.117 R)
• M29: 8,320,484 km (0.059 R)
• M30: 8,806,976 km (0.084 R)
• M31: 9,612,411 km (0.099 R)
• M32: 9,729,397 km (0.057 R)
• M33: 9,964,864 km (0.098 R)
• M34: 10,162,483 km (0.109 R)
• M35: 10,401,390 km (0.106 R)
• M36: 10,601,851 km (0.114 R)
• M37: 10,682,485 km (0.091 R)
• M38: 12,167,393 km (0.095 R)
• M39: 12,336,289 km (0.099 R)
• M40: 12,633,989 km (0.057 R)
• M41: 13,410,103 km (0.091 R)
• M42: 13,497,318 km (0.113 R)
• M43: 13,760,012 km (0.093 R)
• M44: 14,157,194 km (0.092 R)
• M45: 14,692,904 km (0.082 R)
• M46: 14,918,049 km (0.101 R)
• M47: 15,008,406 km (0.047 R)
• M48: 15,189,719 km (0.066 R)
• M49: 16,995,216 km (0.113 R)
• M50: 17,184,158 km (0.097 R)
• M51: 17,659,729 km (0.119 R)
• M52: 17,755,472 km (0.096 R)
• M53: 19,853,133 km (0.097 R)
• M54: 20,703,897 km (0.089 R)
• M55: 21,209,986 km (0.068 R)
• M56: 21,719,965 km (0.111 R)
• M57: 21,976,675 km (0.108 R)
• M58: 22,079,599 km (0.104 R)
• M59: 22,700,430 km (0.042 R)
• M60: 24,543,924 km (0.093 R)
• M61: 25,079,335 km (0.116 R)
• M62: 25,564,631 km (0.091 R)
• M63: 26,107,521 km (0.094 R)
• M64: 27,370,426 km (0.117 R)
• M65: 28,372,583 km (0.1 R)
• M66: 30,126,767 km (0.107 R)
• M67: 30,412,948 km (0.119 R)
• M68: 30,757,472 km (0.102 R)
• M69: 30,930,407 km (0.101 R)
• M70: 31,045,747 km (0.06 R)
• M71: 31,219,131 km (0.114 R)
• M72: 31,334,770 km (0.061 R)
• M73: 32,911,382 km (0.097 R)
• M74: 33,088,057 km (0.119 R)
• M75: 34,214,978 km (0.103 R)
• M76: 34,513,575 km (0.065 R)
• M77: 34,873,059 km (0.081 R)
• M78: 35,173,601 km (0.063 R)
• M79: 35,414,603 km (0.068 R)
• M80: 36,994,805 km (0.087 R)
• M81: 38,287,780 km (0.117 R)
• M82: 39,033,226 km (0.098 R)
• M83: 39,532,883 km (0.104 R)
• M84: 40,538,629 km (0.035 R)
• M85: 42,318,844 km (0.088 R)
• M86: 42,575,255 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.4

Radius: 5.7

Gravity: 17.09 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 13.75 AU - 15.81 AU

Year: 21521 Days

Day: 24.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 74,503,871 km

• M1: 156,779 km (0.082 R)
• M2: 297,401 km (0.074 R)
• M3: 1,219,971 km (0.049 R)
• M4: 1,449,454 km (0.112 R)
• M5: 1,569,282 km (0.067 R)
• M6: 2,080,607 km (0.119 R)
• M7: 4,095,990 km (0.025 R)
• M8: 4,138,176 km (0.114 R)
• M9: 4,223,297 km (0.05 R)
• M10: 5,059,699 km (0.104 R)
• M11: 5,242,209 km (0.041 R)
• M12: 5,755,180 km (0.086 R)
• M13: 7,285,117 km (0.068 R)
• M14: 7,803,923 km (0.114 R)
• M15: 8,496,261 km (0.053 R)
• M16: 9,042,144 km (0.113 R)
• M17: 9,152,547 km (0.09 R)
• M18: 9,263,549 km (0.115 R)
• M19: 9,542,998 km (0.052 R)
• M20: 10,167,419 km (0.086 R)
• M21: 10,282,310 km (0.108 R)
• M22: 12,980,308 km (0.118 R)
• M23: 13,989,196 km (0.057 R)
• M24: 15,285,462 km (0.102 R)
• M25: 15,549,352 km (0.099 R)
• M26: 17,027,080 km (0.064 R)
• M27: 17,782,699 km (0.111 R)
• M28: 18,339,053 km (0.054 R)
• M29: 19,113,372 km (0.104 R)
• M30: 19,184,281 km (0.066 R)
• M31: 19,468,816 km (0.107 R)
• M32: 20,475,760 km (0.114 R)
• M33: 21,278,801 km (0.087 R)
• M34: 21,352,254 km (0.037 R)
• M35: 22,689,808 km (0.034 R)
• M36: 23,520,525 km (0.032 R)
• M37: 23,672,666 km (0.083 R)
• M38: 24,438,159 km (0.112 R)
• M39: 26,624,083 km (0.041 R)
• M40: 28,628,096 km (0.098 R)
• M41: 29,443,255 km (0.084 R)
• M42: 29,936,030 km (0.071 R)
• M43: 30,018,309 km (0.106 R)
• M44: 30,183,315 km (0.088 R)
• M45: 32,018,133 km (0.118 R)
• M46: 32,864,109 km (0.042 R)
• M47: 33,460,556 km (0.12 R)
• M48: 34,146,612 km (0.04 R)
• M49: 34,837,305 km (0.097 R)
• M50: 35,010,689 km (0.053 R)
• M51: 35,358,354 km (0.109 R)
• M52: 36,144,790 km (0.042 R)
• M53: 36,408,232 km (0.111 R)
• M54: 37,025,323 km (0.094 R)
• M55: 37,468,283 km (0.058 R)
• M56: 37,556,994 km (0.099 R)
• M57: 37,823,877 km (0.089 R)
• M58: 38,448,897 km (0.106 R)
• M59: 38,987,299 km (0.086 R)
• M60: 39,528,245 km (0.112 R)
• M61: 41,165,744 km (0.107 R)
• M62: 44,506,863 km (0.109 R)
• M63: 45,355,681 km (0.105 R)
• M64: 45,544,922 km (0.107 R)
• M65: 45,829,457 km (0.119 R)
• M66: 46,114,591 km (0.09 R)
• M67: 47,069,175 km (0.091 R)
• M68: 47,165,067 km (0.057 R)
• M69: 47,452,893 km (0.036 R)
• M70: 48,126,682 km (0.101 R)
• M71: 50,167,347 km (0.091 R)
• M72: 50,853,851 km (0.108 R)
• M73: 51,740,967 km (0.084 R)
• M74: 52,533,835 km (0.074 R)
• M75: 55,644,125 km (0.051 R)
• M76: 56,863,946 km (0.069 R)
• M77: 56,965,972 km (0.116 R)
• M78: 58,195,367 km (0.103 R)
• M79: 61,097,865 km (0.113 R)
• M80: 62,777,400 km (0.088 R)
• M81: 63,199,715 km (0.116 R)
• M82: 64,365,830 km (0.061 R)
• M83: 65,325,052 km (0.111 R)
• M84: 66,826,865 km (0.114 R)
• M85: 67,150,146 km (0.071 R)
• M86: 67,365,866 km (0.061 R)
• M87: 67,581,885 km (0.083 R)
• M88: 68,448,356 km (0.059 R)
• M89: 68,556,964 km (0.118 R)
• M90: 70,520,885 km (0.113 R)
• M91: 71,179,564 km (0.075 R)
• M92: 72,613,909 km (0.072 R)
• M93: 72,946,315 km (0.087 R)
• M94: 74,057,678 km (0.08 R)
• M95: 74,503,928 km (0.09 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 12,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit