🌌 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: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.5 AU - 0.78 AU

Year: 232 Days

Day: 41.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.21 AU - 1.93 AU

Year: 891 Days

Day: 30 Hours

Environment

Temp: -118 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.5

Radius: 8.5

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.52 AU - 10.2 AU

Year: 11948 Days

Day: 6.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 41,815,114 km

• M1: 114,442 km (0.108 R)
• M2: 425,606 km (0.047 R)
• M3: 1,158,486 km (0.115 R)
• M4: 1,224,010 km (0.077 R)
• M5: 1,428,360 km (0.096 R)
• M6: 1,743,114 km (0.065 R)
• M7: 1,870,123 km (0.104 R)
• M8: 2,052,932 km (0.116 R)
• M9: 2,324,452 km (0.115 R)
• M10: 2,694,557 km (0.038 R)
• M11: 2,871,681 km (0.113 R)
• M12: 3,022,326 km (0.113 R)
• M13: 3,083,212 km (0.034 R)
• M14: 4,181,709 km (0.113 R)
• M15: 4,491,227 km (0.113 R)
• M16: 5,764,305 km (0.101 R)
• M17: 6,499,279 km (0.094 R)
• M18: 6,697,646 km (0.104 R)
• M19: 6,857,716 km (0.114 R)
• M20: 7,635,625 km (0.071 R)
• M21: 8,269,321 km (0.081 R)
• M22: 8,441,209 km (0.081 R)
• M23: 8,788,426 km (0.099 R)
• M24: 8,919,923 km (0.078 R)
• M25: 9,497,071 km (0.086 R)
• M26: 10,316,120 km (0.089 R)
• M27: 10,640,597 km (0.105 R)
• M28: 10,780,771 km (0.037 R)
• M29: 12,264,632 km (0.047 R)
• M30: 12,362,618 km (0.099 R)
• M31: 12,460,755 km (0.098 R)
• M32: 13,105,372 km (0.102 R)
• M33: 13,205,453 km (0.087 R)
• M34: 13,811,474 km (0.068 R)
• M35: 13,913,500 km (0.099 R)
• M36: 14,581,903 km (0.108 R)
• M37: 14,789,694 km (0.106 R)
• M38: 15,260,778 km (0.116 R)
• M39: 15,736,948 km (0.111 R)
• M40: 16,110,494 km (0.083 R)
• M41: 16,487,032 km (0.088 R)
• M42: 16,649,345 km (0.071 R)
• M43: 17,194,181 km (0.066 R)
• M44: 17,855,553 km (0.054 R)
• M45: 19,431,118 km (0.056 R)
• M46: 19,946,931 km (0.088 R)
• M47: 20,583,620 km (0.114 R)
• M48: 20,816,693 km (0.095 R)
• M49: 23,195,898 km (0.083 R)
• M50: 23,987,570 km (0.079 R)
• M51: 24,787,918 km (0.118 R)
• M52: 24,911,935 km (0.087 R)
• M53: 25,284,883 km (0.117 R)
• M54: 25,597,243 km (0.092 R)
• M55: 26,162,573 km (0.084 R)
• M56: 27,818,622 km (0.058 R)
• M57: 28,789,512 km (0.092 R)
• M58: 28,919,662 km (0.094 R)
• M59: 30,167,159 km (0.112 R)
• M60: 31,097,508 km (0.056 R)
• M61: 32,646,444 km (0.109 R)
• M62: 33,532,961 km (0.117 R)
• M63: 34,220,214 km (0.057 R)
• M64: 36,521,179 km (0.107 R)
• M65: 37,441,205 km (0.099 R)
• M66: 37,797,248 km (0.105 R)
• M67: 38,943,617 km (0.094 R)
• M68: 39,087,829 km (0.093 R)
• M69: 39,666,025 km (0.094 R)
• M70: 39,883,540 km (0.093 R)
• M71: 41,197,309 km (0.104 R)
• M72: 41,344,064 km (0.078 R)
• M73: 41,564,721 km (0.057 R)
• M74: 43,194,291 km (0.081 R)
• M75: 44,844,655 km (0.059 R)
• M76: 45,222,688 km (0.046 R)
• M77: 45,298,385 km (0.031 R)
• M78: 46,821,590 km (0.093 R)
• M79: 47,358,796 km (0.109 R)
• M80: 47,897,947 km (0.045 R)
• M81: 47,975,140 km (0.107 R)
• M82: 48,904,591 km (0.074 R)
• M83: 49,060,023 km (0.109 R)
• M84: 49,215,755 km (0.086 R)
• M85: 51,254,175 km (0.045 R)
• M86: 52,045,548 km (0.091 R)
• M87: 52,124,984 km (0.091 R)
• M88: 52,601,902 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.2

Radius: 6.2

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.75 AU - 9.99 AU

Year: 12994 Days

Day: 21.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 41,815,114 km

• M1: 220,956 km (0.072 R)
• M2: 370,704 km (0.028 R)
• M3: 538,403 km (0.087 R)
• M4: 623,823 km (0.102 R)
• M5: 698,772 km (0.053 R)
• M6: 1,172,548 km (0.104 R)
• M7: 1,285,195 km (0.111 R)
• M8: 1,665,174 km (0.066 R)
• M9: 2,450,114 km (0.05 R)
• M10: 2,643,843 km (0.088 R)
• M11: 3,020,231 km (0.113 R)
• M12: 3,333,639 km (0.093 R)
• M13: 3,413,524 km (0.056 R)
• M14: 4,480,606 km (0.09 R)
• M15: 4,628,259 km (0.1 R)
• M16: 5,141,978 km (0.059 R)
• M17: 5,421,277 km (0.106 R)
• M18: 6,255,734 km (0.103 R)
• M19: 6,755,241 km (0.056 R)
• M20: 6,924,586 km (0.032 R)
• M21: 8,077,088 km (0.046 R)
• M22: 8,256,905 km (0.118 R)
• M23: 8,329,161 km (0.058 R)
• M24: 11,187,378 km (0.053 R)
• M25: 11,267,412 km (0.119 R)
• M26: 11,710,970 km (0.054 R)
• M27: 12,490,525 km (0.097 R)
• M28: 12,907,603 km (0.109 R)
• M29: 13,202,162 km (0.087 R)
• M30: 13,499,113 km (0.099 R)
• M31: 13,755,225 km (0.074 R)
• M32: 13,883,879 km (0.119 R)
• M33: 14,272,385 km (0.078 R)
• M34: 15,772,104 km (0.115 R)
• M35: 18,019,961 km (0.045 R)
• M36: 18,113,759 km (0.118 R)
• M37: 19,061,312 km (0.12 R)
• M38: 20,073,491 km (0.1 R)
• M39: 20,219,499 km (0.076 R)
• M40: 20,365,805 km (0.113 R)
• M41: 20,708,833 km (0.044 R)
• M42: 21,748,838 km (0.095 R)
• M43: 22,300,555 km (0.084 R)
• M44: 22,603,341 km (0.117 R)
• M45: 24,034,394 km (0.115 R)
• M46: 24,708,781 km (0.072 R)
• M47: 26,929,561 km (0.064 R)
• M48: 27,036,823 km (0.102 R)
• M49: 27,305,800 km (0.117 R)
• M50: 27,792,143 km (0.049 R)
• M51: 27,900,751 km (0.06 R)
• M52: 28,063,663 km (0.093 R)
• M53: 30,434,191 km (0.096 R)
• M54: 30,770,038 km (0.098 R)
• M55: 31,558,419 km (0.065 R)
• M56: 32,810,703 km (0.105 R)
• M57: 35,187,663 km (0.038 R)
• M58: 36,426,483 km (0.098 R)
• M59: 37,260,192 km (0.077 R)
• M60: 37,379,870 km (0.081 R)
• M61: 40,043,760 km (0.118 R)
• M62: 40,227,615 km (0.044 R)
• M63: 40,350,286 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.6

Radius: 5.4

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.48 AU - 10.64 AU

Year: 13391 Days

Day: 19.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 41,815,114 km

• M1: 97,089 km (0.057 R)
• M2: 533,915 km (0.069 R)
• M3: 620,382 km (0.037 R)
• M4: 941,868 km (0.087 R)
• M5: 1,029,533 km (0.08 R)
• M6: 1,120,039 km (0.094 R)
• M7: 1,156,990 km (0.083 R)
• M8: 1,548,936 km (0.102 R)
• M9: 2,184,129 km (0.112 R)
• M10: 2,348,387 km (0.113 R)
• M11: 2,541,219 km (0.103 R)
• M12: 2,689,022 km (0.114 R)
• M13: 2,967,573 km (0.075 R)
• M14: 3,019,184 km (0.068 R)
• M15: 3,443,145 km (0.066 R)
• M16: 3,857,381 km (0.089 R)
• M17: 4,823,035 km (0.117 R)
• M18: 4,883,922 km (0.115 R)
• M19: 4,975,625 km (0.047 R)
• M20: 5,633,856 km (0.075 R)
• M21: 5,924,225 km (0.08 R)
• M22: 6,553,284 km (0.06 R)
• M23: 6,995,795 km (0.054 R)
• M24: 8,161,910 km (0.12 R)
• M25: 9,009,681 km (0.109 R)
• M26: 9,160,027 km (0.1 R)
• M27: 9,273,273 km (0.079 R)
• M28: 9,654,149 km (0.107 R)
• M29: 10,079,007 km (0.06 R)
• M30: 10,235,038 km (0.084 R)
• M31: 10,352,621 km (0.074 R)
• M32: 10,470,654 km (0.106 R)
• M33: 10,947,123 km (0.091 R)
• M34: 11,228,218 km (0.059 R)
• M35: 12,376,681 km (0.117 R)
• M36: 13,433,290 km (0.079 R)
• M37: 13,734,281 km (0.086 R)
• M38: 13,907,216 km (0.077 R)
• M39: 14,255,331 km (0.082 R)
• M40: 14,342,845 km (0.098 R)
• M41: 14,827,243 km (0.05 R)
• M42: 15,182,987 km (0.11 R)
• M43: 15,227,567 km (0.108 R)
• M44: 15,451,515 km (0.108 R)
• M45: 17,703,113 km (0.06 R)
• M46: 18,174,945 km (0.086 R)
• M47: 18,317,362 km (0.075 R)
• M48: 20,596,186 km (0.088 R)
• M49: 21,492,277 km (0.063 R)
• M50: 21,642,773 km (0.108 R)
• M51: 21,743,452 km (0.115 R)
• M52: 21,844,131 km (0.107 R)
• M53: 22,197,930 km (0.072 R)
• M54: 22,350,221 km (0.065 R)
• M55: 22,502,811 km (0.088 R)
• M56: 22,604,687 km (0.079 R)
• M57: 23,632,125 km (0.105 R)
• M58: 23,943,289 km (0.058 R)
• M59: 24,360,368 km (0.104 R)
• M60: 25,679,073 km (0.112 R)
• M61: 25,785,437 km (0.093 R)
• M62: 26,696,638 km (0.1 R)
• M63: 27,128,975 km (0.088 R)
• M64: 27,618,310 km (0.075 R)
• M65: 27,727,367 km (0.069 R)
• M66: 27,781,970 km (0.099 R)
• M67: 28,000,832 km (0.115 R)
• M68: 28,660,558 km (0.092 R)
• M69: 30,388,713 km (0.116 R)
• M70: 31,009,993 km (0.075 R)
• M71: 31,692,608 km (0.115 R)
• M72: 31,806,901 km (0.105 R)
• M73: 31,978,490 km (0.037 R)
• M74: 32,437,605 km (0.067 R)
• M75: 33,130,393 km (0.092 R)
• M76: 33,246,332 km (0.102 R)
• M77: 33,595,044 km (0.103 R)
• M78: 34,061,790 km (0.106 R)
• M79: 34,120,282 km (0.108 R)
• M80: 34,354,553 km (0.118 R)
• M81: 35,771,544 km (0.117 R)
• M82: 35,950,014 km (0.099 R)
• M83: 36,069,243 km (0.087 R)
• M84: 36,367,691 km (0.097 R)
• M85: 37,993,371 km (0.118 R)
• M86: 38,297,055 km (0.104 R)
• M87: 39,458,234 km (0.026 R)
• M88: 39,765,807 km (0.093 R)
• M89: 40,259,330 km (0.082 R)
• M90: 40,755,098 km (0.07 R)
• M91: 41,065,962 km (0.093 R)
• M92: 41,315,192 km (0.115 R)
• M93: 41,627,403 km (0.037 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 19,175 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit