🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.48 AU - 0.8 AU

Year: 184 Days

Day: 20.2 Hours

Environment

Temp: 159 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.96 AU - 1.14 AU

Year: 387 Days

Day: 31.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.99 AU - 1.31 AU

Year: 444 Days

Day: 21.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 81 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.14 AU - 1.18 AU

Year: 450 Days

Day: 20.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.4 AU - 1.52 AU

Year: 635 Days

Day: 36.9 Hours

Environment

Temp: -31 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.56 AU - 2.16 AU

Year: 913 Days

Day: 37.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 158.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,552,292 km

• M1: 30,368 km (0.102 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.35 AU - 3.69 AU

Year: 2377 Days

Day: 40.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330

Radius: 8.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.96 AU - 9.42 AU

Year: 10026 Days

Day: 7.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 56,552,292 km

• M1: 162,613 km (0.118 R)
• M2: 221,106 km (0.112 R)
• M3: 321,785 km (0.093 R)
• M4: 465,249 km (0.099 R)
• M5: 552,016 km (0.118 R)
• M6: 714,629 km (0.076 R)
• M7: 893,398 km (0.11 R)
• M8: 1,365,829 km (0.07 R)
• M9: 1,495,081 km (0.094 R)
• M10: 1,989,502 km (0.1 R)
• M11: 2,179,491 km (0.078 R)
• M12: 2,287,501 km (0.09 R)
• M13: 2,531,794 km (0.059 R)
• M14: 2,737,940 km (0.098 R)
• M15: 2,925,686 km (0.042 R)
• M16: 3,045,364 km (0.048 R)
• M17: 3,117,919 km (0.12 R)
• M18: 3,438,956 km (0.086 R)
• M19: 3,875,034 km (0.09 R)
• M20: 4,033,009 km (0.102 R)
• M21: 4,166,450 km (0.053 R)
• M22: 4,301,388 km (0.077 R)
• M23: 4,603,126 km (0.066 R)
• M24: 5,025,890 km (0.113 R)
• M25: 5,549,483 km (0.1 R)
• M26: 6,869,684 km (0.089 R)
• M27: 7,646,994 km (0.064 R)
• M28: 8,079,781 km (0.059 R)
• M29: 8,315,996 km (0.056 R)
• M30: 8,486,238 km (0.027 R)
• M31: 8,623,270 km (0.1 R)
• M32: 9,213,583 km (0.107 R)
• M33: 9,960,974 km (0.054 R)
• M34: 10,069,283 km (0.077 R)
• M35: 10,178,041 km (0.093 R)
• M36: 10,250,745 km (0.054 R)
• M37: 10,543,359 km (0.079 R)
• M38: 10,727,663 km (0.074 R)
• M39: 11,286,860 km (0.093 R)
• M40: 11,399,807 km (0.085 R)
• M41: 11,475,353 km (0.084 R)
• M42: 12,239,948 km (0.045 R)
• M43: 12,472,423 km (0.119 R)
• M44: 12,784,933 km (0.077 R)
• M45: 13,497,169 km (0.103 R)
• M46: 13,777,665 km (0.111 R)
• M47: 14,507,702 km (0.105 R)
• M48: 14,836,219 km (0.085 R)
• M49: 15,417,108 km (0.104 R)
• M50: 16,047,663 km (0.09 R)
• M51: 16,430,035 km (0.119 R)
• M52: 17,989,593 km (0.088 R)
• M53: 18,209,801 km (0.067 R)
• M54: 18,298,213 km (0.113 R)
• M55: 18,519,768 km (0.064 R)
• M56: 18,876,110 km (0.11 R)
• M57: 19,189,816 km (0.102 R)
• M58: 19,460,140 km (0.099 R)
• M59: 20,095,632 km (0.102 R)
• M60: 21,901,577 km (0.071 R)
• M61: 22,136,895 km (0.086 R)
• M62: 23,038,521 km (0.068 R)
• M63: 23,421,791 km (0.098 R)
• M64: 24,730,772 km (0.063 R)
• M65: 26,362,735 km (0.093 R)
• M66: 27,166,375 km (0.081 R)
• M67: 27,267,503 km (0.114 R)
• M68: 27,419,195 km (0.056 R)
• M69: 28,284,619 km (0.032 R)
• M70: 30,618,346 km (0.091 R)
• M71: 31,728,512 km (0.068 R)
• M72: 31,994,646 km (0.074 R)
• M73: 32,475,903 km (0.079 R)
• M74: 33,391,142 km (0.104 R)
• M75: 33,553,606 km (0.08 R)
• M76: 33,716,219 km (0.074 R)
• M77: 34,807,385 km (0.119 R)
• M78: 35,578,114 km (0.067 R)
• M79: 35,799,369 km (0.09 R)
• M80: 36,076,424 km (0.106 R)
• M81: 36,132,075 km (0.085 R)
• M82: 36,688,878 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 8.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.14 AU - 11.08 AU

Year: 10722 Days

Day: 9.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 56,552,292 km

• M1: 154,385 km (0.059 R)
• M2: 209,736 km (0.097 R)
• M3: 811,120 km (0.092 R)
• M4: 1,509,293 km (0.117 R)
• M5: 1,663,229 km (0.042 R)
• M6: 1,965,866 km (0.067 R)
• M7: 2,049,491 km (0.062 R)
• M8: 2,950,968 km (0.062 R)
• M9: 3,047,159 km (0.086 R)
• M10: 3,218,299 km (0.071 R)
• M11: 3,468,127 km (0.087 R)
• M12: 3,802,479 km (0.097 R)
• M13: 3,881,018 km (0.095 R)
• M14: 4,255,311 km (0.069 R)
• M15: 5,624,431 km (0.055 R)
• M16: 5,925,721 km (0.078 R)
• M17: 7,118,016 km (0.048 R)
• M18: 7,312,942 km (0.087 R)
• M19: 7,476,752 km (0.113 R)
• M20: 7,575,636 km (0.107 R)
• M21: 7,841,472 km (0.07 R)
• M22: 8,416,376 km (0.071 R)
• M23: 9,075,205 km (0.094 R)
• M24: 10,185,221 km (0.076 R)
• M25: 11,036,433 km (0.058 R)
• M26: 11,337,723 km (0.059 R)
• M27: 11,680,003 km (0.076 R)
• M28: 13,043,438 km (0.08 R)
• M29: 13,122,875 km (0.111 R)
• M30: 13,643,027 km (0.099 R)
• M31: 13,804,443 km (0.102 R)
• M32: 13,966,457 km (0.074 R)
• M33: 14,456,390 km (0.117 R)
• M34: 14,952,008 km (0.086 R)
• M35: 15,790,354 km (0.095 R)
• M36: 16,172,727 km (0.063 R)
• M37: 16,515,007 km (0.108 R)
• M38: 17,820,098 km (0.041 R)
• M39: 19,793,294 km (0.101 R)
• M40: 20,113,583 km (0.069 R)
• M41: 20,666,647 km (0.069 R)
• M42: 22,498,473 km (0.064 R)
• M43: 22,593,766 km (0.089 R)
• M44: 23,120,501 km (0.114 R)
• M45: 23,748,213 km (0.102 R)
• M46: 24,283,774 km (0.099 R)
• M47: 24,823,373 km (0.099 R)
• M48: 25,615,195 km (0.112 R)
• M49: 25,964,206 km (0.098 R)
• M50: 27,579,714 km (0.062 R)
• M51: 28,039,877 km (0.066 R)
• M52: 29,227,534 km (0.102 R)
• M53: 29,644,613 km (0.094 R)
• M54: 31,066,242 km (0.052 R)
• M55: 31,331,928 km (0.059 R)
• M56: 31,545,105 km (0.119 R)
• M57: 33,539,095 km (0.068 R)
• M58: 34,468,845 km (0.082 R)
• M59: 35,296,421 km (0.075 R)
• M60: 36,186,229 km (0.101 R)
• M61: 36,521,777 km (0.112 R)
• M62: 36,746,024 km (0.03 R)
• M63: 37,252,413 km (0.099 R)
• M64: 37,591,252 km (0.092 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709

Radius: 11.9

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.61 AU - 10.79 AU

Year: 12596 Days

Day: 14.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 56,552,292 km

• M1: 188,344 km (0.116 R)
• M2: 307,573 km (0.092 R)
• M3: 565,779 km (0.111 R)
• M4: 1,192,594 km (0.112 R)
• M5: 1,424,321 km (0.118 R)
• M6: 1,645,577 km (0.117 R)
• M7: 1,773,483 km (0.085 R)
• M8: 2,149,871 km (0.066 R)
• M9: 2,376,362 km (0.068 R)
• M10: 2,640,702 km (0.082 R)
• M11: 2,883,798 km (0.059 R)
• M12: 3,166,239 km (0.11 R)
• M13: 3,690,430 km (0.1 R)
• M14: 3,928,440 km (0.112 R)
• M15: 4,455,473 km (0.088 R)
• M16: 4,563,633 km (0.084 R)
• M17: 4,819,295 km (0.066 R)
• M18: 5,537,216 km (0.11 R)
• M19: 5,968,357 km (0.101 R)
• M20: 7,496,648 km (0.095 R)
• M21: 7,582,667 km (0.06 R)
• M22: 8,911,096 km (0.099 R)
• M23: 9,047,978 km (0.096 R)
• M24: 9,648,763 km (0.114 R)
• M25: 10,502,219 km (0.087 R)
• M26: 11,281,026 km (0.095 R)
• M27: 11,677,311 km (0.086 R)
• M28: 12,432,929 km (0.067 R)
• M29: 12,534,955 km (0.109 R)
• M30: 12,688,443 km (0.095 R)
• M31: 13,100,585 km (0.115 R)
• M32: 13,204,406 km (0.1 R)
• M33: 13,465,005 km (0.082 R)
• M34: 13,780,058 km (0.073 R)
• M35: 15,118,510 km (0.119 R)
• M36: 15,500,733 km (0.074 R)
• M37: 15,610,538 km (0.071 R)
• M38: 15,886,097 km (0.094 R)
• M39: 16,274,752 km (0.099 R)
• M40: 17,231,431 km (0.117 R)
• M41: 18,729,803 km (0.113 R)
• M42: 21,237,363 km (0.112 R)
• M43: 21,542,841 km (0.101 R)
• M44: 22,158,137 km (0.06 R)
• M45: 22,592,420 km (0.095 R)
• M46: 23,343,252 km (0.106 R)
• M47: 23,469,213 km (0.118 R)
• M48: 24,548,861 km (0.111 R)
• M49: 25,385,412 km (0.093 R)
• M50: 25,904,966 km (0.112 R)
• M51: 26,231,388 km (0.093 R)
• M52: 26,888,422 km (0.077 R)
• M53: 27,417,849 km (0.062 R)
• M54: 28,352,836 km (0.095 R)
• M55: 30,116,744 km (0.095 R)
• M56: 31,428,119 km (0.11 R)
• M57: 31,706,521 km (0.106 R)
• M58: 32,336,029 km (0.093 R)
• M59: 33,111,095 km (0.109 R)
• M60: 34,106,370 km (0.076 R)
• M61: 34,320,893 km (0.108 R)
• M62: 35,400,391 km (0.101 R)
• M63: 35,835,272 km (0.113 R)
• M64: 36,417,956 km (0.116 R)
• M65: 36,637,267 km (0.1 R)
• M66: 38,556,158 km (0.025 R)
• M67: 39,753,241 km (0.109 R)
• M68: 40,356,419 km (0.084 R)
• M69: 40,810,748 km (0.094 R)
• M70: 40,962,590 km (0.11 R)
• M71: 42,799,053 km (0.098 R)
• M72: 43,185,016 km (0.111 R)
• M73: 43,960,381 km (0.108 R)
• M74: 46,156,029 km (0.063 R)
• M75: 46,631,152 km (0.104 R)
• M76: 47,346,828 km (0.099 R)
• M77: 48,387,132 km (0.108 R)
• M78: 50,653,091 km (0.094 R)
• M79: 51,225,004 km (0.112 R)
• M80: 51,470,793 km (0.097 R)
• M81: 55,204,008 km (0.091 R)
• M82: 55,540,005 km (0.045 R)
• M83: 55,624,228 km (0.107 R)
• M84: 56,298,615 km (0.116 R)
• M85: 56,383,138 km (0.038 R)
• M86: 56,467,661 km (0.082 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 12,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit