🌌 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: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.62 AU - 0.64 AU

Year: 179 Days

Day: 34.5 Hours

Environment

Temp: 153 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.99 AU - 1.01 AU

Year: 358 Days

Day: 28 Hours

Environment

Temp: 118 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.13 AU - 1.33 AU

Year: 489 Days

Day: 21.8 Hours

Environment

Temp: 0 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.76 AU - 3.18 AU

Year: 1833 Days

Day: 21.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.16 AU - 4.84 AU

Year: 2865 Days

Day: 44.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,613,375 km

• M1: 2,887,538 km (0.062 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.16 AU - 5.66 AU

Year: 3897 Days

Day: 29.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,613,375 km

• M1: 3,911,536 km (0.115 R)

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.5

Radius: 9.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.41 AU - 5.89 AU

Year: 4810 Days

Day: 6.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 55,613,375 km

• M1: 141,370 km (0.116 R)
• M2: 203,304 km (0.111 R)
• M3: 295,605 km (0.114 R)
• M4: 449,392 km (0.1 R)
• M5: 826,229 km (0.118 R)
• M6: 952,340 km (0.116 R)
• M7: 1,025,194 km (0.115 R)
• M8: 1,352,963 km (0.106 R)
• M9: 2,063,553 km (0.055 R)
• M10: 2,376,512 km (0.116 R)
• M11: 2,621,254 km (0.088 R)
• M12: 2,831,588 km (0.093 R)
• M13: 2,960,392 km (0.118 R)
• M14: 3,179,553 km (0.096 R)
• M15: 3,358,771 km (0.064 R)
• M16: 3,518,243 km (0.106 R)
• M17: 3,633,732 km (0.087 R)
• M18: 3,892,387 km (0.115 R)
• M19: 4,230,179 km (0.093 R)
• M20: 4,754,819 km (0.057 R)
• M21: 4,857,144 km (0.11 R)
• M22: 4,985,947 km (0.042 R)
• M23: 5,406,168 km (0.105 R)
• M24: 5,892,361 km (0.087 R)
• M25: 6,308,393 km (0.116 R)
• M26: 6,676,553 km (0.095 R)
• M27: 7,051,894 km (0.094 R)
• M28: 7,974,314 km (0.101 R)
• M29: 8,434,328 km (0.064 R)
• M30: 8,683,109 km (0.092 R)
• M31: 10,325,843 km (0.107 R)
• M32: 10,692,508 km (0.12 R)
• M33: 10,961,934 km (0.099 R)
• M34: 12,271,962 km (0.119 R)
• M35: 12,625,013 km (0.079 R)
• M36: 12,731,527 km (0.118 R)
• M37: 12,802,735 km (0.101 R)
• M38: 12,945,452 km (0.084 R)
• M39: 13,776,767 km (0.068 R)
• M40: 13,849,920 km (0.117 R)
• M41: 13,923,074 km (0.063 R)
• M42: 15,112,377 km (0.106 R)
• M43: 15,490,710 km (0.114 R)
• M44: 15,566,706 km (0.109 R)
• M45: 15,680,998 km (0.028 R)
• M46: 16,102,565 km (0.091 R)
• M47: 16,488,977 km (0.112 R)
• M48: 16,761,245 km (0.104 R)
• M49: 17,626,668 km (0.079 R)
• M50: 17,945,013 km (0.1 R)
• M51: 18,184,968 km (0.101 R)
• M52: 18,506,753 km (0.039 R)
• M53: 18,708,710 km (0.083 R)
• M54: 20,226,081 km (0.107 R)
• M55: 20,392,583 km (0.113 R)
• M56: 20,684,898 km (0.065 R)
• M57: 22,210,048 km (0.107 R)
• M58: 22,812,927 km (0.059 R)
• M59: 23,072,928 km (0.111 R)
• M60: 23,159,845 km (0.111 R)
• M61: 23,683,437 km (0.072 R)
• M62: 24,078,824 km (0.036 R)
• M63: 24,299,332 km (0.056 R)
• M64: 25,098,932 km (0.115 R)
• M65: 25,188,242 km (0.103 R)
• M66: 25,636,737 km (0.049 R)
• M67: 25,726,795 km (0.049 R)
• M68: 26,042,745 km (0.069 R)
• M69: 26,133,102 km (0.116 R)
• M70: 26,450,699 km (0.107 R)
• M71: 26,723,864 km (0.111 R)
• M72: 27,872,178 km (0.052 R)
• M73: 28,150,280 km (0.113 R)
• M74: 28,243,180 km (0.111 R)
• M75: 28,429,131 km (0.077 R)
• M76: 28,896,026 km (0.114 R)
• M77: 29,177,419 km (0.107 R)
• M78: 29,601,230 km (0.056 R)
• M79: 31,653,862 km (0.108 R)
• M80: 32,089,192 km (0.098 R)
• M81: 32,234,900 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.2

Radius: 9.8

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.78 AU - 6 AU

Year: 5120 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 55,613,375 km

• M1: 151,991 km (0.116 R)
• M2: 330,462 km (0.116 R)
• M3: 395,986 km (0.097 R)
• M4: 467,344 km (0.113 R)
• M5: 553,811 km (0.039 R)
• M6: 657,333 km (0.102 R)
• M7: 958,623 km (0.046 R)
• M8: 1,021,454 km (0.1 R)
• M9: 1,098,946 km (0.074 R)
• M10: 1,219,073 km (0.073 R)
• M11: 1,386,174 km (0.096 R)
• M12: 1,997,580 km (0.057 R)
• M13: 2,453,255 km (0.117 R)
• M14: 2,702,336 km (0.067 R)
• M15: 2,885,294 km (0.041 R)
• M16: 2,959,644 km (0.108 R)
• M17: 3,205,882 km (0.056 R)
• M18: 3,360,567 km (0.099 R)
• M19: 3,438,956 km (0.061 R)
• M20: 3,517,944 km (0.1 R)
• M21: 3,677,714 km (0.065 R)
• M22: 3,963,296 km (0.102 R)
• M23: 4,298,396 km (0.111 R)
• M24: 4,447,844 km (0.04 R)
• M25: 4,577,396 km (0.092 R)
• M26: 4,752,126 km (0.038 R)
• M27: 5,917,194 km (0.059 R)
• M28: 6,666,829 km (0.107 R)
• M29: 6,840,213 km (0.052 R)
• M30: 7,141,054 km (0.115 R)
• M31: 7,807,662 km (0.029 R)
• M32: 7,964,291 km (0.08 R)
• M33: 8,069,309 km (0.116 R)
• M34: 8,148,446 km (0.116 R)
• M35: 8,254,212 km (0.096 R)
• M36: 8,682,212 km (0.119 R)
• M37: 9,090,015 km (0.105 R)
• M38: 9,587,578 km (0.109 R)
• M39: 9,699,477 km (0.086 R)
• M40: 9,896,198 km (0.105 R)
• M41: 10,207,960 km (0.076 R)
• M42: 10,957,745 km (0.085 R)
• M43: 11,162,544 km (0.11 R)
• M44: 12,085,264 km (0.086 R)
• M45: 12,877,983 km (0.115 R)
• M46: 13,249,435 km (0.118 R)
• M47: 13,467,848 km (0.103 R)
• M48: 14,130,117 km (0.109 R)
• M49: 14,385,182 km (0.101 R)
• M50: 14,770,546 km (0.052 R)
• M51: 15,551,746 km (0.12 R)
• M52: 16,113,187 km (0.046 R)
• M53: 16,647,700 km (0.116 R)
• M54: 17,120,280 km (0.099 R)
• M55: 17,290,073 km (0.114 R)
• M56: 17,392,248 km (0.04 R)
• M57: 17,974,932 km (0.082 R)
• M58: 18,078,304 km (0.061 R)
• M59: 18,320,653 km (0.087 R)
• M60: 19,088,987 km (0.057 R)
• M61: 19,548,103 km (0.116 R)
• M62: 19,619,013 km (0.1 R)
• M63: 19,903,548 km (0.108 R)
• M64: 20,117,922 km (0.118 R)
• M65: 20,585,116 km (0.102 R)
• M66: 21,019,398 km (0.053 R)
• M67: 21,823,637 km (0.078 R)
• M68: 22,824,297 km (0.097 R)
• M69: 22,936,346 km (0.098 R)
• M70: 23,086,093 km (0.117 R)
• M71: 23,764,071 km (0.098 R)
• M72: 23,991,609 km (0.107 R)
• M73: 24,105,602 km (0.061 R)
• M74: 24,486,927 km (0.039 R)
• M75: 24,678,263 km (0.117 R)
• M76: 25,178,219 km (0.049 R)
• M77: 25,255,412 km (0.089 R)
• M78: 25,526,333 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.9

Radius: 10.2

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.52 AU - 8.76 AU

Year: 6833 Days

Day: 11.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 55,613,375 km

• M1: 130,449 km (0.064 R)
• M2: 241,002 km (0.067 R)
• M3: 379,829 km (0.104 R)
• M4: 512,074 km (0.109 R)
• M5: 874,250 km (0.118 R)
• M6: 1,109,418 km (0.097 R)
• M7: 1,180,327 km (0.091 R)
• M8: 1,519,615 km (0.072 R)
• M9: 1,599,201 km (0.099 R)
• M10: 2,263,565 km (0.079 R)
• M11: 2,378,307 km (0.096 R)
• M12: 2,709,666 km (0.089 R)
• M13: 3,005,720 km (0.085 R)
• M14: 3,602,018 km (0.085 R)
• M15: 3,763,583 km (0.094 R)
• M16: 4,319,639 km (0.107 R)
• M17: 4,901,574 km (0.101 R)
• M18: 4,991,034 km (0.088 R)
• M19: 5,384,925 km (0.064 R)
• M20: 5,570,127 km (0.11 R)
• M21: 5,820,255 km (0.112 R)
• M22: 5,978,529 km (0.034 R)
• M23: 6,106,286 km (0.099 R)
• M24: 6,758,233 km (0.027 R)
• M25: 7,025,266 km (0.113 R)
• M26: 7,193,862 km (0.053 R)
• M27: 7,916,869 km (0.061 R)
• M28: 8,127,802 km (0.032 R)
• M29: 8,844,077 km (0.044 R)
• M30: 9,543,147 km (0.099 R)
• M31: 9,767,694 km (0.081 R)
• M32: 10,336,465 km (0.11 R)
• M33: 10,528,549 km (0.092 R)
• M34: 11,111,681 km (0.09 R)
• M35: 11,665,492 km (0.093 R)
• M36: 12,882,321 km (0.099 R)
• M37: 13,213,681 km (0.117 R)
• M38: 14,011,785 km (0.091 R)
• M39: 14,267,149 km (0.04 R)
• M40: 14,395,354 km (0.112 R)
• M41: 14,782,214 km (0.062 R)
• M42: 15,172,665 km (0.045 R)
• M43: 15,347,246 km (0.094 R)
• M44: 15,830,895 km (0.101 R)
• M45: 16,185,891 km (0.076 R)
• M46: 16,274,902 km (0.114 R)
• M47: 17,861,088 km (0.07 R)
• M48: 18,649,319 km (0.07 R)
• M49: 18,836,317 km (0.069 R)
• M50: 19,686,033 km (0.078 R)
• M51: 20,355,483 km (0.056 R)
• M52: 20,644,656 km (0.107 R)
• M53: 21,227,190 km (0.12 R)
• M54: 21,324,728 km (0.079 R)
• M55: 22,210,048 km (0.064 R)
• M56: 22,507,748 km (0.094 R)
• M57: 22,756,828 km (0.094 R)
• M58: 22,906,875 km (0.118 R)
• M59: 23,459,340 km (0.066 R)
• M60: 23,762,575 km (0.119 R)
• M61: 24,834,144 km (0.074 R)
• M62: 25,143,213 km (0.087 R)
• M63: 25,298,197 km (0.097 R)
• M64: 25,401,718 km (0.044 R)
• M65: 25,973,482 km (0.035 R)
• M66: 26,078,050 km (0.076 R)
• M67: 27,874,571 km (0.082 R)
• M68: 28,249,464 km (0.087 R)
• M69: 29,166,798 km (0.085 R)
• M70: 29,601,828 km (0.097 R)
• M71: 30,533,374 km (0.032 R)
• M72: 33,442,305 km (0.07 R)
• M73: 33,612,846 km (0.071 R)
• M74: 36,030,198 km (0.066 R)
• M75: 37,318,685 km (0.11 R)
• M76: 37,731,725 km (0.116 R)
• M77: 38,265,191 km (0.101 R)
• M78: 38,860,740 km (0.08 R)
• M79: 39,039,958 km (0.098 R)
• M80: 39,820,111 km (0.091 R)
• M81: 40,302,714 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.3

Radius: 5.6

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 12.86 AU - 13.38 AU

Year: 17021 Days

Day: 21.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 55,613,375 km

• M1: 71,358 km (0.111 R)
• M2: 109,356 km (0.096 R)
• M3: 192,832 km (0.049 R)
• M4: 250,876 km (0.12 R)
• M5: 289,173 km (0.09 R)
• M6: 449,093 km (0.057 R)
• M7: 547,678 km (0.111 R)
• M8: 635,641 km (0.069 R)
• M9: 672,143 km (0.088 R)
• M10: 885,919 km (0.108 R)
• M11: 1,233,434 km (0.096 R)
• M12: 1,747,602 km (0.09 R)
• M13: 1,986,510 km (0.095 R)
• M14: 2,179,491 km (0.044 R)
• M15: 2,794,189 km (0.119 R)
• M16: 3,041,774 km (0.044 R)
• M17: 3,758,647 km (0.1 R)
• M18: 4,170,789 km (0.088 R)
• M19: 4,742,552 km (0.076 R)
• M20: 6,156,401 km (0.051 R)
• M21: 6,682,088 km (0.115 R)
• M22: 6,888,084 km (0.11 R)
• M23: 7,264,024 km (0.119 R)
• M24: 8,123,464 km (0.119 R)
• M25: 10,935,904 km (0.113 R)
• M26: 11,276,239 km (0.051 R)
• M27: 12,722,850 km (0.103 R)
• M28: 13,338,296 km (0.109 R)
• M29: 14,438,588 km (0.025 R)
• M30: 15,188,223 km (0.037 R)
• M31: 15,242,228 km (0.081 R)
• M32: 15,350,387 km (0.074 R)
• M33: 15,567,753 km (0.113 R)
• M34: 16,336,087 km (0.117 R)
• M35: 17,004,491 km (0.12 R)
• M36: 18,253,035 km (0.082 R)
• M37: 18,598,606 km (0.095 R)
• M38: 18,656,500 km (0.101 R)
• M39: 18,772,289 km (0.1 R)
• M40: 20,239,844 km (0.098 R)
• M41: 21,198,467 km (0.055 R)
• M42: 21,561,691 km (0.074 R)
• M43: 21,927,009 km (0.039 R)
• M44: 22,049,230 km (0.112 R)
• M45: 22,232,936 km (0.1 R)
• M46: 22,478,726 km (0.115 R)
• M47: 22,972,997 km (0.047 R)
• M48: 23,159,246 km (0.115 R)
• M49: 26,077,901 km (0.081 R)
• M50: 26,467,005 km (0.066 R)
• M51: 26,597,155 km (0.095 R)
• M52: 27,580,013 km (0.112 R)
• M53: 29,042,931 km (0.06 R)
• M54: 30,599,048 km (0.091 R)
• M55: 30,667,414 km (0.084 R)
• M56: 30,735,631 km (0.084 R)
• M57: 31,352,871 km (0.077 R)
• M58: 32,529,758 km (0.081 R)
• M59: 33,509,923 km (0.073 R)
• M60: 33,932,836 km (0.08 R)
• M61: 34,144,966 km (0.101 R)
• M62: 35,930,117 km (0.112 R)
• M63: 36,146,286 km (0.045 R)
• M64: 36,218,542 km (0.044 R)
• M65: 37,891,794 km (0.096 R)
• M66: 38,185,455 km (0.111 R)
• M67: 38,553,466 km (0.099 R)
• M68: 38,627,217 km (0.119 R)
• M69: 41,087,055 km (0.073 R)
• M70: 41,313,247 km (0.034 R)
• M71: 42,069,913 km (0.1 R)
• M72: 42,221,755 km (0.065 R)
• M73: 42,602,332 km (0.07 R)
• M74: 43,981,774 km (0.1 R)
• M75: 44,135,860 km (0.062 R)
• M76: 44,909,430 km (0.107 R)
• M77: 45,064,713 km (0.106 R)
• M78: 45,297,936 km (0.117 R)
• M79: 45,921,759 km (0.111 R)
• M80: 46,234,718 km (0.062 R)
• M81: 46,626,964 km (0.07 R)
• M82: 47,651,859 km (0.063 R)
• M83: 49,003,326 km (0.047 R)
• M84: 49,323,166 km (0.091 R)
• M85: 49,964,941 km (0.102 R)
• M86: 50,125,759 km (0.077 R)
• M87: 52,559,417 km (0.085 R)
• M88: 52,968,716 km (0.052 R)
• M89: 53,625,900 km (0.073 R)
• M90: 55,114,249 km (0.086 R)
• M91: 55,280,452 km (0.073 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 11,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit