🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.72 AU - 1.04 AU

Year: 302 Days

Day: 18.6 Hours

Environment

Temp: 117 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,368,418 km

• M1: 69,713 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.82 AU - 1.14 AU

Year: 354 Days

Day: 21.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 103,368,418 km

• M1: 391,647 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.89 AU - 1.09 AU

Year: 360 Days

Day: 43.3 Hours

Environment

Temp: 42 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.45 AU - 3.75 AU

Year: 1994 Days

Day: 15.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,368,418 km

• M1: 188,493 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.74 AU - 4.88 AU

Year: 3268 Days

Day: 47.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,368,418 km

• M1: 1,217,876 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.2

Radius: 10.5

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.79 AU - 7.55 AU

Year: 5598 Days

Day: 13 Hours

Environment

Temp: -153 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 103,368,418 km

• M1: 132,693 km (0.086 R)
• M2: 201,209 km (0.079 R)
• M3: 276,008 km (0.048 R)
• M4: 405,709 km (0.073 R)
• M5: 497,563 km (0.075 R)
• M6: 597,643 km (0.027 R)
• M7: 820,694 km (0.072 R)
• M8: 954,135 km (0.109 R)
• M9: 1,243,458 km (0.092 R)
• M10: 1,346,082 km (0.109 R)
• M11: 1,492,089 km (0.076 R)
• M12: 1,671,607 km (0.117 R)
• M13: 1,947,016 km (0.09 R)
• M14: 2,082,702 km (0.106 R)
• M15: 2,175,003 km (0.082 R)
• M16: 2,476,144 km (0.067 R)
• M17: 2,557,675 km (0.079 R)
• M18: 2,841,761 km (0.109 R)
• M19: 3,153,673 km (0.105 R)
• M20: 3,331,844 km (0.079 R)
• M21: 3,586,908 km (0.105 R)
• M22: 3,848,405 km (0.112 R)
• M23: 4,019,844 km (0.059 R)
• M24: 4,116,185 km (0.083 R)
• M25: 4,649,801 km (0.066 R)
• M26: 4,730,733 km (0.109 R)
• M27: 4,997,167 km (0.087 R)
• M28: 5,566,088 km (0.04 R)
• M29: 5,912,856 km (0.105 R)
• M30: 6,022,810 km (0.075 R)
• M31: 6,266,804 km (0.099 R)
• M32: 6,423,882 km (0.115 R)
• M33: 6,949,120 km (0.12 R)
• M34: 7,181,895 km (0.118 R)
• M35: 7,275,692 km (0.091 R)
• M36: 7,535,694 km (0.059 R)
• M37: 7,702,944 km (0.07 R)
• M38: 7,774,901 km (0.082 R)
• M39: 8,016,501 km (0.117 R)
• M40: 8,285,179 km (0.065 R)
• M41: 8,358,931 km (0.074 R)
• M42: 8,457,665 km (0.095 R)
• M43: 8,856,643 km (0.104 R)
• M44: 10,037,419 km (0.064 R)
• M45: 10,168,766 km (0.086 R)
• M46: 10,753,394 km (0.087 R)
• M47: 11,595,780 km (0.057 R)
• M48: 12,459,259 km (0.035 R)
• M49: 12,685,451 km (0.062 R)
• M50: 13,170,597 km (0.108 R)
• M51: 13,603,832 km (0.108 R)
• M52: 13,953,741 km (0.117 R)
• M53: 14,218,230 km (0.097 R)
• M54: 15,504,323 km (0.055 R)
• M55: 15,778,237 km (0.077 R)
• M56: 16,207,433 km (0.118 R)
• M57: 16,361,669 km (0.1 R)
• M58: 16,796,251 km (0.12 R)
• M59: 17,171,592 km (0.102 R)
• M60: 17,740,063 km (0.104 R)
• M61: 18,186,314 km (0.095 R)
• M62: 18,539,664 km (0.082 R)
• M63: 19,318,321 km (0.101 R)
• M64: 19,580,267 km (0.075 R)
• M65: 20,008,416 km (0.104 R)
• M66: 20,874,139 km (0.082 R)
• M67: 21,210,285 km (0.03 R)
• M68: 21,514,418 km (0.093 R)
• M69: 21,683,912 km (0.086 R)
• M70: 21,854,005 km (0.073 R)
• M71: 22,538,565 km (0.068 R)
• M72: 22,607,380 km (0.053 R)
• M73: 23,160,593 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327

Radius: 12.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.26 AU - 8.72 AU

Year: 6750 Days

Day: 7.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 103,368,418 km

• M1: 366,664 km (0.081 R)
• M2: 455,675 km (0.09 R)
• M3: 618,438 km (0.119 R)
• M4: 1,157,738 km (0.086 R)
• M5: 1,836,613 km (0.073 R)
• M6: 2,041,113 km (0.079 R)
• M7: 2,128,628 km (0.111 R)
• M8: 2,253,243 km (0.104 R)
• M9: 2,362,150 km (0.089 R)
• M10: 2,510,103 km (0.09 R)
• M11: 2,604,200 km (0.05 R)
• M12: 3,112,832 km (0.072 R)
• M13: 3,588,703 km (0.061 R)
• M14: 3,781,385 km (0.057 R)
• M15: 4,244,092 km (0.07 R)
• M16: 4,425,105 km (0.105 R)
• M17: 4,842,034 km (0.067 R)
• M18: 4,960,067 km (0.041 R)
• M19: 5,150,954 km (0.111 R)
• M20: 5,763,408 km (0.12 R)
• M21: 5,964,318 km (0.097 R)
• M22: 6,399,049 km (0.088 R)
• M23: 6,476,840 km (0.103 R)
• M24: 6,738,486 km (0.069 R)
• M25: 6,897,060 km (0.086 R)
• M26: 7,709,077 km (0.104 R)
• M27: 8,665,606 km (0.083 R)
• M28: 8,954,031 km (0.111 R)
• M29: 9,422,272 km (0.062 R)
• M30: 9,510,984 km (0.043 R)
• M31: 9,689,304 km (0.079 R)
• M32: 10,291,286 km (0.115 R)
• M33: 10,535,580 km (0.114 R)
• M34: 11,029,851 km (0.088 R)
• M35: 11,217,297 km (0.045 R)
• M36: 11,311,245 km (0.094 R)
• M37: 11,817,484 km (0.109 R)
• M38: 12,105,460 km (0.025 R)
• M39: 12,201,950 km (0.105 R)
• M40: 12,331,053 km (0.056 R)
• M41: 12,525,531 km (0.111 R)
• M42: 12,851,953 km (0.106 R)
• M43: 13,747,147 km (0.096 R)
• M44: 14,050,082 km (0.069 R)
• M45: 14,696,944 km (0.074 R)
• M46: 14,972,204 km (0.108 R)
• M47: 15,145,139 km (0.052 R)
• M48: 15,632,828 km (0.053 R)
• M49: 15,913,773 km (0.109 R)
• M50: 16,090,298 km (0.117 R)
• M51: 16,445,144 km (0.118 R)
• M52: 16,766,780 km (0.071 R)
• M53: 16,910,394 km (0.109 R)
• M54: 18,295,221 km (0.065 R)
• M55: 18,814,625 km (0.106 R)
• M56: 18,926,524 km (0.083 R)
• M57: 19,188,470 km (0.116 R)
• M58: 19,489,461 km (0.114 R)
• M59: 19,716,251 km (0.084 R)
• M60: 19,943,790 km (0.037 R)
• M61: 20,286,818 km (0.042 R)
• M62: 20,440,006 km (0.102 R)
• M63: 20,555,047 km (0.104 R)
• M64: 20,978,857 km (0.07 R)
• M65: 21,913,545 km (0.099 R)
• M66: 22,425,469 km (0.1 R)
• M67: 22,583,893 km (0.101 R)
• M68: 23,621,953 km (0.099 R)
• M69: 24,349,896 km (0.077 R)
• M70: 24,880,071 km (0.116 R)
• M71: 25,703,308 km (0.071 R)
• M72: 25,786,185 km (0.087 R)
• M73: 26,535,521 km (0.108 R)
• M74: 26,786,995 km (0.082 R)
• M75: 27,334,373 km (0.069 R)
• M76: 28,013,099 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.8

Radius: 6.4

Gravity: 23.14 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 16.61 AU - 18.55 AU

Year: 26923 Days

Day: 22.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 103,368,418 km

• M1: 371,751 km (0.106 R)
• M2: 1,000,511 km (0.068 R)
• M3: 1,165,816 km (0.043 R)
• M4: 1,559,857 km (0.041 R)
• M5: 1,791,285 km (0.116 R)
• M6: 1,870,871 km (0.1 R)
• M7: 2,201,033 km (0.054 R)
• M8: 3,494,008 km (0.097 R)
• M9: 3,593,939 km (0.11 R)
• M10: 4,644,415 km (0.109 R)
• M11: 4,921,022 km (0.038 R)
• M12: 4,976,972 km (0.117 R)
• M13: 5,548,286 km (0.052 R)
• M14: 5,841,647 km (0.041 R)
• M15: 6,080,106 km (0.089 R)
• M16: 7,511,907 km (0.073 R)
• M17: 9,110,959 km (0.079 R)
• M18: 10,737,836 km (0.116 R)
• M19: 12,682,010 km (0.1 R)
• M20: 13,223,853 km (0.09 R)
• M21: 14,893,814 km (0.07 R)
• M22: 15,219,339 km (0.04 R)
• M23: 15,465,129 km (0.11 R)
• M24: 15,629,686 km (0.065 R)
• M25: 16,126,800 km (0.046 R)
• M26: 16,545,076 km (0.104 R)
• M27: 17,136,586 km (0.085 R)
• M28: 17,306,828 km (0.102 R)
• M29: 19,040,368 km (0.051 R)
• M30: 19,571,141 km (0.091 R)
• M31: 20,828,512 km (0.102 R)
• M32: 21,926,859 km (0.09 R)
• M33: 22,483,064 km (0.033 R)
• M34: 24,370,391 km (0.099 R)
• M35: 25,429,843 km (0.096 R)
• M36: 25,818,797 km (0.078 R)
• M37: 26,307,833 km (0.07 R)
• M38: 28,798,488 km (0.106 R)
• M39: 29,001,043 km (0.05 R)
• M40: 30,534,571 km (0.118 R)
• M41: 30,844,538 km (0.1 R)
• M42: 31,467,463 km (0.083 R)
• M43: 33,467,138 km (0.111 R)
• M44: 33,573,502 km (0.116 R)
• M45: 34,214,230 km (0.118 R)
• M46: 34,428,753 km (0.114 R)
• M47: 36,488,267 km (0.101 R)
• M48: 36,597,773 km (0.053 R)
• M49: 37,698,663 km (0.096 R)
• M50: 39,370,569 km (0.051 R)
• M51: 39,820,410 km (0.085 R)
• M52: 40,272,046 km (0.086 R)
• M53: 42,325,127 km (0.055 R)
• M54: 45,115,127 km (0.041 R)
• M55: 45,232,711 km (0.046 R)
• M56: 45,350,295 km (0.09 R)
• M57: 45,585,912 km (0.109 R)
• M58: 46,295,006 km (0.095 R)
• M59: 48,926,432 km (0.079 R)
• M60: 53,584,461 km (0.041 R)
• M61: 54,582,877 km (0.036 R)
• M62: 55,210,141 km (0.059 R)
• M63: 55,335,804 km (0.095 R)
• M64: 59,925,017 km (0.092 R)
• M65: 60,054,120 km (0.112 R)
• M66: 62,395,776 km (0.084 R)
• M67: 62,657,722 km (0.099 R)
• M68: 63,577,749 km (0.086 R)
• M69: 63,709,544 km (0.103 R)
• M70: 64,502,114 km (0.096 R)
• M71: 66,631,640 km (0.083 R)
• M72: 67,705,004 km (0.098 R)
• M73: 67,839,642 km (0.086 R)
• M74: 71,096,089 km (0.071 R)
• M75: 72,330,421 km (0.096 R)
• M76: 74,125,745 km (0.115 R)
• M77: 74,681,052 km (0.049 R)
• M78: 74,959,155 km (0.089 R)
• M79: 81,023,104 km (0.12 R)
• M80: 81,738,332 km (0.11 R)
• M81: 85,200,625 km (0.05 R)
• M82: 87,242,337 km (0.093 R)
• M83: 96,475,517 km (0.099 R)
• M84: 97,385,371 km (0.087 R)
• M85: 97,841,346 km (0.118 R)
• M86: 97,993,487 km (0.089 R)
• M87: 98,602,949 km (0.118 R)
• M88: 100,131,988 km (0.095 R)
• M89: 101,514,871 km (0.082 R)
• M90: 101,822,893 km (0.056 R)
• M91: 103,058,721 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 18,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit