🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.34 AU - 1.4 AU

Year: 564 Days

Day: 39.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.38 AU - 2.96 AU

Year: 1533 Days

Day: 39.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186

Radius: 11.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.76 AU - 12.42 AU

Year: 11265 Days

Day: 14.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 94,256,316 km

• M1: 166,353 km (0.092 R)
• M2: 287,078 km (0.083 R)
• M3: 509,680 km (0.115 R)
• M4: 626,217 km (0.077 R)
• M5: 1,095,655 km (0.092 R)
• M6: 1,188,854 km (0.104 R)
• M7: 1,317,808 km (0.069 R)
• M8: 1,451,548 km (0.119 R)
• M9: 2,287,950 km (0.109 R)
• M10: 2,512,496 km (0.114 R)
• M11: 2,659,252 km (0.12 R)
• M12: 2,852,233 km (0.117 R)
• M13: 3,005,571 km (0.114 R)
• M14: 3,482,040 km (0.037 R)
• M15: 3,741,293 km (0.075 R)
• M16: 3,885,356 km (0.12 R)
• M17: 4,031,363 km (0.113 R)
• M18: 4,105,115 km (0.049 R)
• M19: 4,203,999 km (0.115 R)
• M20: 4,353,896 km (0.09 R)
• M21: 4,582,332 km (0.092 R)
• M22: 4,762,598 km (0.113 R)
• M23: 5,263,900 km (0.027 R)
• M24: 5,425,765 km (0.114 R)
• M25: 5,671,704 km (0.076 R)
• M26: 6,203,076 km (0.119 R)
• M27: 6,517,979 km (0.095 R)
• M28: 6,691,962 km (0.054 R)
• M29: 6,808,947 km (0.112 R)
• M30: 7,074,334 km (0.055 R)
• M31: 7,829,803 km (0.092 R)
• M32: 8,547,274 km (0.047 R)
• M33: 8,738,012 km (0.073 R)
• M34: 8,962,259 km (0.034 R)
• M35: 9,547,635 km (0.062 R)
• M36: 10,584,797 km (0.078 R)
• M37: 10,927,077 km (0.111 R)
• M38: 11,065,007 km (0.06 R)
• M39: 11,552,247 km (0.108 R)
• M40: 11,975,459 km (0.079 R)
• M41: 12,332,100 km (0.088 R)
• M42: 12,873,645 km (0.081 R)
• M43: 13,165,660 km (0.09 R)
• M44: 13,459,919 km (0.093 R)
• M45: 14,129,818 km (0.101 R)
• M46: 15,231,906 km (0.12 R)
• M47: 15,734,854 km (0.12 R)
• M48: 15,851,839 km (0.049 R)
• M49: 16,282,831 km (0.039 R)
• M50: 16,440,507 km (0.098 R)
• M51: 16,916,527 km (0.08 R)
• M52: 17,156,333 km (0.113 R)
• M53: 17,477,669 km (0.079 R)
• M54: 17,760,558 km (0.116 R)
• M55: 17,841,790 km (0.085 R)
• M56: 18,085,784 km (0.079 R)
• M57: 18,289,985 km (0.066 R)
• M58: 19,615,273 km (0.102 R)
• M59: 19,783,122 km (0.108 R)
• M60: 20,672,032 km (0.106 R)
• M61: 20,800,088 km (0.091 R)
• M62: 21,401,172 km (0.098 R)
• M63: 21,747,342 km (0.066 R)
• M64: 23,149,971 km (0.072 R)
• M65: 23,728,317 km (0.099 R)
• M66: 23,951,965 km (0.099 R)
• M67: 24,356,329 km (0.087 R)
• M68: 25,399,923 km (0.103 R)
• M69: 26,042,297 km (0.118 R)
• M70: 26,458,029 km (0.086 R)
• M71: 26,597,155 km (0.108 R)
• M72: 27,296,226 km (0.083 R)
• M73: 27,671,567 km (0.086 R)
• M74: 30,540,704 km (0.095 R)
• M75: 31,077,013 km (0.098 R)
• M76: 31,567,095 km (0.077 R)
• M77: 31,714,749 km (0.056 R)
• M78: 32,455,856 km (0.056 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.3

Radius: 4.9

Gravity: 24.13 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 15.64 AU - 23.12 AU

Year: 29985 Days

Day: 24.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 94,256,316 km

• M1: 84,822 km (0.1 R)
• M2: 433,235 km (0.094 R)
• M3: 550,371 km (0.109 R)
• M4: 600,187 km (0.114 R)
• M5: 871,707 km (0.029 R)
• M6: 1,145,770 km (0.12 R)
• M7: 1,210,247 km (0.045 R)
• M8: 1,243,009 km (0.093 R)
• M9: 1,376,749 km (0.111 R)
• M10: 2,152,564 km (0.086 R)
• M11: 3,174,766 km (0.076 R)
• M12: 4,324,126 km (0.099 R)
• M13: 4,425,255 km (0.105 R)
• M14: 4,578,293 km (0.053 R)
• M15: 4,995,223 km (0.109 R)
• M16: 5,533,176 km (0.032 R)
• M17: 5,864,835 km (0.062 R)
• M18: 6,489,406 km (0.113 R)
• M19: 6,721,732 km (0.032 R)
• M20: 6,838,867 km (0.116 R)
• M21: 6,897,808 km (0.059 R)
• M22: 7,985,684 km (0.052 R)
• M23: 8,486,089 km (0.091 R)
• M24: 8,612,649 km (0.074 R)
• M25: 9,190,545 km (0.094 R)
• M26: 10,315,820 km (0.09 R)
• M27: 11,483,881 km (0.065 R)
• M28: 12,119,073 km (0.095 R)
• M29: 12,333,297 km (0.08 R)
• M30: 12,693,230 km (0.12 R)
• M31: 13,423,267 km (0.07 R)
• M32: 14,543,755 km (0.09 R)
• M33: 15,000,328 km (0.035 R)
• M34: 15,461,538 km (0.059 R)
• M35: 15,693,864 km (0.102 R)
• M36: 16,476,709 km (0.079 R)
• M37: 18,080,249 km (0.095 R)
• M38: 18,570,930 km (0.114 R)
• M39: 18,983,072 km (0.062 R)
• M40: 19,398,356 km (0.112 R)
• M41: 19,732,707 km (0.095 R)
• M42: 22,475,285 km (0.047 R)
• M43: 23,091,030 km (0.109 R)
• M44: 25,425,804 km (0.039 R)
• M45: 26,899,642 km (0.104 R)
• M46: 28,117,369 km (0.098 R)
• M47: 28,590,397 km (0.034 R)
• M48: 30,897,795 km (0.083 R)
• M49: 31,288,095 km (0.097 R)
• M50: 31,876,763 km (0.084 R)
• M51: 32,172,368 km (0.047 R)
• M52: 33,064,720 km (0.039 R)
• M53: 33,164,352 km (0.084 R)
• M54: 34,368,166 km (0.083 R)
• M55: 34,468,995 km (0.111 R)
• M56: 34,671,251 km (0.118 R)
• M57: 34,975,234 km (0.119 R)
• M58: 35,995,192 km (0.086 R)
• M59: 39,323,745 km (0.03 R)
• M60: 41,131,635 km (0.081 R)
• M61: 41,238,747 km (0.115 R)
• M62: 42,857,696 km (0.057 R)
• M63: 44,387,334 km (0.109 R)
• M64: 48,176,049 km (0.081 R)
• M65: 49,082,313 km (0.08 R)
• M66: 49,765,826 km (0.078 R)
• M67: 50,337,888 km (0.107 R)
• M68: 51,142,276 km (0.096 R)
• M69: 51,603,785 km (0.033 R)
• M70: 53,463,885 km (0.081 R)
• M71: 54,991,280 km (0.075 R)
• M72: 56,771,494 km (0.065 R)
• M73: 58,570,409 km (0.107 R)
• M74: 60,509,945 km (0.101 R)
• M75: 64,078,453 km (0.084 R)
• M76: 64,700,630 km (0.07 R)
• M77: 64,950,010 km (0.113 R)
• M78: 65,449,816 km (0.064 R)
• M79: 65,700,094 km (0.104 R)
• M80: 66,956,716 km (0.084 R)
• M81: 67,714,579 km (0.088 R)
• M82: 68,475,134 km (0.11 R)
• M83: 69,238,682 km (0.12 R)
• M84: 69,621,503 km (0.107 R)
• M85: 73,748,010 km (0.119 R)
• M86: 76,367,020 km (0.119 R)
• M87: 77,953,057 km (0.095 R)
• M88: 79,016,399 km (0.112 R)
• M89: 82,505,320 km (0.067 R)
• M90: 84,677,182 km (0.108 R)
• M91: 85,907,176 km (0.102 R)
• M92: 88,799,950 km (0.039 R)
• M93: 91,025,368 km (0.109 R)
• M94: 91,165,092 km (0.114 R)
• M95: 93,269,036 km (0.116 R)
• M96: 93,409,808 km (0.083 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 15,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit