🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.54 AU - 0.66 AU

Year: 176 Days

Day: 23.7 Hours

Environment

Temp: 210 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.62 AU - 0.7 AU

Year: 203 Days

Day: 27.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,104,265 km

• M1: 125,812 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.73 AU - 2.33 AU

Year: 1095 Days

Day: 39.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,104,265 km

• M1: 190,288 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.4 AU - 3.18 AU

Year: 1765 Days

Day: 36.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.91 AU - 4.17 AU

Year: 2523 Days

Day: 16 Hours

Environment

Temp: -119 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,104,265 km

• M1: 41,588 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.75 AU - 3.81 AU

Year: 2783 Days

Day: 30.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,104,265 km

• M1: 1,686,267 km (0.087 R)
• M2: 1,861,895 km (0.111 R)

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.6

Radius: 9.2

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.26 AU - 8.52 AU

Year: 8394 Days

Day: 7.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 66,104,265 km

• M1: 127,308 km (0.092 R)
• M2: 217,366 km (0.066 R)
• M3: 342,729 km (0.117 R)
• M4: 584,180 km (0.078 R)
• M5: 649,704 km (0.096 R)
• M6: 718,070 km (0.101 R)
• M7: 969,693 km (0.072 R)
• M8: 1,081,443 km (0.094 R)
• M9: 1,371,364 km (0.097 R)
• M10: 1,443,171 km (0.063 R)
• M11: 1,666,520 km (0.036 R)
• M12: 2,337,018 km (0.055 R)
• M13: 2,445,476 km (0.073 R)
• M14: 2,511,299 km (0.118 R)
• M15: 2,689,919 km (0.031 R)
• M16: 2,872,728 km (0.096 R)
• M17: 3,059,725 km (0.087 R)
• M18: 3,594,538 km (0.061 R)
• M19: 4,001,743 km (0.043 R)
• M20: 4,343,425 km (0.11 R)
• M21: 4,558,397 km (0.119 R)
• M22: 4,998,962 km (0.075 R)
• M23: 5,510,886 km (0.03 R)
• M24: 6,009,795 km (0.064 R)
• M25: 6,800,570 km (0.07 R)
• M26: 6,925,185 km (0.099 R)
• M27: 7,208,373 km (0.11 R)
• M28: 7,335,382 km (0.037 R)
• M29: 7,949,032 km (0.075 R)
• M30: 9,641,433 km (0.09 R)
• M31: 9,781,606 km (0.061 R)
• M32: 9,922,378 km (0.085 R)
• M33: 10,063,898 km (0.082 R)
• M34: 10,744,867 km (0.083 R)
• M35: 11,403,846 km (0.108 R)
• M36: 11,589,197 km (0.102 R)
• M37: 11,963,043 km (0.112 R)
• M38: 12,492,918 km (0.097 R)
• M39: 13,732,785 km (0.114 R)
• M40: 14,009,242 km (0.095 R)
• M41: 14,128,322 km (0.104 R)
• M42: 14,648,025 km (0.079 R)
• M43: 14,809,292 km (0.052 R)
• M44: 15,582,862 km (0.11 R)
• M45: 16,369,747 km (0.06 R)
• M46: 16,789,070 km (0.066 R)
• M47: 17,084,675 km (0.101 R)
• M48: 17,852,711 km (0.1 R)
• M49: 18,067,982 km (0.106 R)
• M50: 18,457,834 km (0.054 R)
• M51: 18,763,014 km (0.069 R)
• M52: 19,955,458 km (0.058 R)
• M53: 20,044,768 km (0.111 R)
• M54: 20,134,228 km (0.099 R)
• M55: 20,493,263 km (0.048 R)
• M56: 20,854,542 km (0.032 R)
• M57: 21,263,393 km (0.119 R)
• M58: 21,629,010 km (0.114 R)
• M59: 21,904,719 km (0.118 R)
• M60: 22,135,249 km (0.114 R)
• M61: 22,645,378 km (0.062 R)
• M62: 23,112,572 km (0.119 R)
• M63: 23,347,291 km (0.089 R)
• M64: 24,341,818 km (0.084 R)
• M65: 24,772,360 km (0.053 R)
• M66: 25,350,257 km (0.091 R)
• M67: 25,447,047 km (0.097 R)
• M68: 25,592,306 km (0.105 R)
• M69: 25,883,872 km (0.032 R)
• M70: 27,407,676 km (0.114 R)
• M71: 27,656,158 km (0.104 R)
• M72: 27,855,572 km (0.071 R)
• M73: 27,955,354 km (0.113 R)
• M74: 28,758,545 km (0.064 R)
• M75: 29,213,622 km (0.096 R)
• M76: 29,365,763 km (0.037 R)
• M77: 29,467,340 km (0.09 R)
• M78: 29,620,079 km (0.118 R)
• M79: 29,875,144 km (0.078 R)
• M80: 30,387,367 km (0.083 R)
• M81: 30,490,140 km (0.082 R)
• M82: 31,993,599 km (0.04 R)
• M83: 32,150,527 km (0.037 R)
• M84: 32,360,114 km (0.118 R)
• M85: 32,780,633 km (0.097 R)
• M86: 32,991,716 km (0.089 R)
• M87: 33,097,332 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.3

Radius: 3.5

Gravity: 40.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 10.43 AU - 15.49 AU

Year: 17671 Days

Day: 16 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 66,104,265 km

• M1: 97,388 km (0.093 R)
• M2: 195,824 km (0.117 R)
• M3: 791,223 km (0.056 R)
• M4: 1,064,389 km (0.102 R)
• M5: 1,287,140 km (0.051 R)
• M6: 1,312,721 km (0.117 R)
• M7: 1,443,470 km (0.076 R)
• M8: 1,745,807 km (0.098 R)
• M9: 2,007,454 km (0.115 R)
• M10: 2,097,512 km (0.071 R)
• M11: 2,281,368 km (0.069 R)
• M12: 2,312,484 km (0.053 R)
• M13: 2,470,310 km (0.065 R)
• M14: 2,502,324 km (0.113 R)
• M15: 2,631,726 km (0.084 R)
• M16: 2,863,453 km (0.089 R)
• M17: 2,998,839 km (0.114 R)
• M18: 3,101,762 km (0.028 R)
• M19: 3,275,745 km (0.05 R)
• M20: 3,560,878 km (0.058 R)
• M21: 3,853,940 km (0.085 R)
• M22: 4,192,780 km (0.106 R)
• M23: 4,385,162 km (0.119 R)
• M24: 4,462,804 km (0.099 R)
• M25: 6,285,205 km (0.062 R)
• M26: 6,329,037 km (0.072 R)
• M27: 6,417,001 km (0.095 R)
• M28: 6,952,860 km (0.11 R)
• M29: 8,019,493 km (0.049 R)
• M30: 8,067,065 km (0.116 R)
• M31: 8,114,637 km (0.056 R)
• M32: 9,235,425 km (0.107 R)
• M33: 10,978,689 km (0.111 R)
• M34: 11,941,650 km (0.119 R)
• M35: 13,605,627 km (0.105 R)
• M36: 14,522,363 km (0.117 R)
• M37: 16,173,774 km (0.115 R)
• M38: 18,195,140 km (0.098 R)
• M39: 18,697,041 km (0.106 R)
• M40: 18,886,282 km (0.096 R)
• M41: 19,076,421 km (0.094 R)
• M42: 20,553,999 km (0.038 R)
• M43: 21,339,538 km (0.114 R)
• M44: 21,735,823 km (0.074 R)
• M45: 22,134,651 km (0.077 R)
• M46: 22,804,849 km (0.103 R)
• M47: 23,142,342 km (0.091 R)
• M48: 24,233,509 km (0.117 R)
• M49: 24,923,903 km (0.069 R)
• M50: 25,132,293 km (0.048 R)
• M51: 25,690,891 km (0.062 R)
• M52: 25,831,214 km (0.081 R)
• M53: 26,678,237 km (0.044 R)
• M54: 26,820,205 km (0.029 R)
• M55: 27,965,676 km (0.116 R)
• M56: 30,155,939 km (0.074 R)
• M57: 31,346,588 km (0.064 R)
• M58: 31,796,878 km (0.086 R)
• M59: 33,313,651 km (0.103 R)
• M60: 33,390,095 km (0.105 R)
• M61: 34,157,831 km (0.118 R)
• M62: 34,466,601 km (0.058 R)
• M63: 36,338,220 km (0.077 R)
• M64: 36,811,398 km (0.06 R)
• M65: 39,045,792 km (0.057 R)
• M66: 39,207,059 km (0.1 R)
• M67: 40,179,295 km (0.066 R)
• M68: 40,342,207 km (0.102 R)
• M69: 41,734,964 km (0.078 R)
• M70: 42,561,641 km (0.113 R)
• M71: 43,811,681 km (0.119 R)
• M72: 44,567,599 km (0.1 R)
• M73: 45,751,816 km (0.065 R)
• M74: 46,604,075 km (0.118 R)
• M75: 47,633,608 km (0.086 R)
• M76: 48,151,216 km (0.07 R)
• M77: 48,584,003 km (0.107 R)
• M78: 50,327,865 km (0.119 R)
• M79: 51,207,351 km (0.06 R)
• M80: 52,625,240 km (0.11 R)
• M81: 53,518,040 km (0.109 R)
• M82: 53,697,109 km (0.103 R)
• M83: 54,956,723 km (0.108 R)
• M84: 55,047,080 km (0.116 R)
• M85: 55,227,944 km (0.05 R)
• M86: 55,408,957 km (0.111 R)
• M87: 55,680,926 km (0.079 R)
• M88: 55,771,582 km (0.062 R)
• M89: 56,044,149 km (0.059 R)
• M90: 57,872,086 km (0.045 R)
• M91: 58,147,944 km (0.076 R)
• M92: 58,608,706 km (0.038 R)
• M93: 60,650,567 km (0.097 R)
• M94: 60,930,764 km (0.081 R)
• M95: 61,774,047 km (0.119 R)
• M96: 62,244,233 km (0.073 R)
• M97: 62,526,824 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.9

Radius: 7.5

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.61 AU - 17.67 AU

Year: 24559 Days

Day: 19.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 66,104,265 km

• M1: 140,472 km (0.104 R)
• M2: 214,523 km (0.028 R)
• M3: 661,522 km (0.098 R)
• M4: 809,324 km (0.11 R)
• M5: 968,048 km (0.072 R)
• M6: 1,087,726 km (0.046 R)
• M7: 1,289,683 km (0.12 R)
• M8: 1,342,042 km (0.065 R)
• M9: 1,395,299 km (0.096 R)
• M10: 1,615,059 km (0.113 R)
• M11: 1,758,074 km (0.092 R)
• M12: 2,600,759 km (0.077 R)
• M13: 2,735,098 km (0.1 R)
• M14: 2,803,015 km (0.115 R)
• M15: 3,080,819 km (0.119 R)
• M16: 3,258,990 km (0.091 R)
• M17: 3,367,598 km (0.093 R)
• M18: 3,738,002 km (0.119 R)
• M19: 5,388,515 km (0.058 R)
• M20: 5,865,134 km (0.114 R)
• M21: 6,265,159 km (0.115 R)
• M22: 6,491,201 km (0.092 R)
• M23: 6,582,456 km (0.117 R)
• M24: 10,083,944 km (0.042 R)
• M25: 10,831,634 km (0.108 R)
• M26: 12,042,479 km (0.097 R)
• M27: 12,493,367 km (0.112 R)
• M28: 12,720,905 km (0.067 R)
• M29: 13,411,748 km (0.103 R)
• M30: 14,292,281 km (0.106 R)
• M31: 15,191,365 km (0.119 R)
• M32: 15,678,455 km (0.105 R)
• M33: 17,359,636 km (0.113 R)
• M34: 17,613,504 km (0.06 R)
• M35: 18,125,128 km (0.096 R)
• M36: 18,966,766 km (0.051 R)
• M37: 19,097,365 km (0.067 R)
• M38: 19,425,134 km (0.068 R)
• M39: 19,688,725 km (0.052 R)
• M40: 20,889,697 km (0.12 R)
• M41: 21,430,942 km (0.073 R)
• M42: 21,839,943 km (0.073 R)
• M43: 22,045,490 km (0.079 R)
• M44: 23,361,652 km (0.102 R)
• M45: 24,347,801 km (0.103 R)
• M46: 27,165,627 km (0.088 R)
• M47: 27,460,335 km (0.099 R)
• M48: 27,978,841 km (0.119 R)
• M49: 28,351,040 km (0.097 R)
• M50: 28,725,035 km (0.085 R)
• M51: 29,629,205 km (0.109 R)
• M52: 30,466,055 km (0.091 R)
• M53: 31,542,561 km (0.061 R)
• M54: 35,971,257 km (0.095 R)
• M55: 36,052,040 km (0.075 R)
• M56: 36,538,382 km (0.112 R)
• M57: 37,927,997 km (0.103 R)
• M58: 38,092,555 km (0.085 R)
• M59: 38,836,206 km (0.102 R)
• M60: 40,170,319 km (0.041 R)
• M61: 40,927,135 km (0.044 R)
• M62: 41,180,554 km (0.055 R)
• M63: 41,943,802 km (0.036 R)
• M64: 43,054,417 km (0.1 R)
• M65: 45,392,033 km (0.114 R)
• M66: 46,356,042 km (0.073 R)
• M67: 46,444,005 km (0.107 R)
• M68: 47,681,629 km (0.093 R)
• M69: 47,770,340 km (0.091 R)
• M70: 48,930,023 km (0.113 R)
• M71: 49,378,368 km (0.086 R)
• M72: 49,468,276 km (0.093 R)
• M73: 50,279,396 km (0.068 R)
• M74: 51,732,290 km (0.061 R)
• M75: 51,823,545 km (0.079 R)
• M76: 53,198,948 km (0.072 R)
• M77: 55,051,268 km (0.12 R)
• M78: 55,237,667 km (0.074 R)
• M79: 55,424,366 km (0.112 R)
• M80: 56,266,751 km (0.072 R)
• M81: 57,964,089 km (0.106 R)
• M82: 58,248,624 km (0.085 R)
• M83: 60,445,468 km (0.096 R)
• M84: 60,637,702 km (0.108 R)
• M85: 61,409,028 km (0.102 R)
• M86: 63,156,182 km (0.06 R)
• M87: 63,448,945 km (0.089 R)
• M88: 64,035,817 km (0.111 R)
• M89: 64,133,804 km (0.119 R)
• M90: 65,313,682 km (0.113 R)
• M91: 65,412,417 km (0.117 R)
• M92: 65,708,621 km (0.082 R)
• M93: 65,906,389 km (0.11 R)
• M94: 66,005,273 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 19,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit