🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.63 AU - 0.87 AU

Year: 236 Days

Day: 47.2 Hours

Environment

Temp: 129 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.3 AU - 4.24 AU

Year: 2660 Days

Day: 43.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.57 AU - 4.17 AU

Year: 2767 Days

Day: 29.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,856,669 km

• M1: 2,590,287 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.7 AU - 4.06 AU

Year: 2778 Days

Day: 43.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.63 AU - 5.11 AU

Year: 3320 Days

Day: 19.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,856,669 km

• M1: 865,573 km (0.056 R)

Asteroid Belt

Center: 5.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.2

Radius: 14.1

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.14 AU - 7.8 AU

Year: 7420 Days

Day: 6.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 80,856,669 km

• M1: 180,415 km (0.118 R)
• M2: 349,909 km (0.116 R)
• M3: 447,298 km (0.113 R)
• M4: 579,542 km (0.036 R)
• M5: 944,711 km (0.093 R)
• M6: 1,068,578 km (0.027 R)
• M7: 1,756,129 km (0.116 R)
• M8: 2,018,823 km (0.11 R)
• M9: 2,164,232 km (0.102 R)
• M10: 2,332,380 km (0.115 R)
• M11: 3,048,206 km (0.098 R)
• M12: 3,174,018 km (0.086 R)
• M13: 3,496,252 km (0.105 R)
• M14: 3,606,057 km (0.066 R)
• M15: 3,806,667 km (0.105 R)
• M16: 3,965,391 km (0.104 R)
• M17: 4,313,056 km (0.042 R)
• M18: 4,526,383 km (0.106 R)
• M19: 5,112,507 km (0.042 R)
• M20: 5,440,276 km (0.117 R)
• M21: 5,542,452 km (0.067 R)
• M22: 5,748,897 km (0.097 R)
• M23: 6,142,937 km (0.116 R)
• M24: 6,383,491 km (0.047 R)
• M25: 6,957,199 km (0.112 R)
• M26: 7,661,805 km (0.06 R)
• M27: 7,950,080 km (0.108 R)
• M28: 8,271,416 km (0.07 R)
• M29: 8,359,828 km (0.114 R)
• M30: 8,448,540 km (0.11 R)
• M31: 9,108,566 km (0.095 R)
• M32: 9,847,579 km (0.042 R)
• M33: 9,941,377 km (0.03 R)
• M34: 10,638,054 km (0.107 R)
• M35: 10,734,246 km (0.117 R)
• M36: 10,863,049 km (0.087 R)
• M37: 11,089,690 km (0.098 R)
• M38: 12,380,720 km (0.111 R)
• M39: 12,617,384 km (0.073 R)
• M40: 12,992,575 km (0.097 R)
• M41: 13,302,243 km (0.075 R)
• M42: 13,544,741 km (0.108 R)
• M43: 13,788,735 km (0.072 R)
• M44: 14,743,768 km (0.116 R)
• M45: 14,851,179 km (0.1 R)
• M46: 15,211,111 km (0.094 R)
• M47: 15,866,350 km (0.114 R)
• M48: 16,679,863 km (0.055 R)
• M49: 16,829,162 km (0.095 R)
• M50: 16,978,910 km (0.037 R)
• M51: 17,430,994 km (0.045 R)
• M52: 17,810,823 km (0.099 R)
• M53: 19,044,557 km (0.106 R)
• M54: 20,067,208 km (0.095 R)
• M55: 20,505,231 km (0.077 R)
• M56: 20,745,485 km (0.104 R)
• M57: 20,946,544 km (0.112 R)
• M58: 22,659,889 km (0.105 R)
• M59: 22,991,398 km (0.032 R)
• M60: 23,157,750 km (0.093 R)
• M61: 23,449,765 km (0.054 R)
• M62: 23,617,165 km (0.092 R)
• M63: 24,333,290 km (0.089 R)
• M64: 24,672,728 km (0.118 R)
• M65: 25,013,811 km (0.112 R)
• M66: 26,306,486 km (0.066 R)
• M67: 26,436,936 km (0.065 R)
• M68: 26,611,217 km (0.085 R)
• M69: 26,960,977 km (0.077 R)
• M70: 27,136,455 km (0.081 R)
• M71: 27,532,591 km (0.1 R)
• M72: 27,621,003 km (0.109 R)
• M73: 28,152,674 km (0.114 R)
• M74: 28,867,004 km (0.089 R)
• M75: 29,587,317 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.4

Radius: 13.4

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.49 AU - 10.29 AU

Year: 9633 Days

Day: 8 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 80,856,669 km

• M1: 169,345 km (0.098 R)
• M2: 360,381 km (0.111 R)
• M3: 448,943 km (0.092 R)
• M4: 645,515 km (0.094 R)
• M5: 750,084 km (0.111 R)
• M6: 912,697 km (0.062 R)
• M7: 1,046,437 km (0.095 R)
• M8: 1,617,602 km (0.043 R)
• M9: 1,716,037 km (0.107 R)
• M10: 2,694,108 km (0.096 R)
• M11: 3,323,466 km (0.032 R)
• M12: 3,493,409 km (0.117 R)
• M13: 3,579,428 km (0.086 R)
• M14: 3,886,253 km (0.119 R)
• M15: 4,042,882 km (0.096 R)
• M16: 4,156,128 km (0.082 R)
• M17: 4,247,532 km (0.106 R)
• M18: 4,978,468 km (0.082 R)
• M19: 5,470,944 km (0.053 R)
• M20: 5,647,020 km (0.066 R)
• M21: 5,901,935 km (0.101 R)
• M22: 6,004,859 km (0.114 R)
• M23: 6,186,620 km (0.096 R)
• M24: 6,370,326 km (0.09 R)
• M25: 6,689,269 km (0.113 R)
• M26: 7,509,813 km (0.099 R)
• M27: 8,074,395 km (0.096 R)
• M28: 8,536,204 km (0.089 R)
• M29: 9,576,059 km (0.11 R)
• M30: 9,788,937 km (0.084 R)
• M31: 10,126,429 km (0.106 R)
• M32: 10,219,180 km (0.109 R)
• M33: 10,312,230 km (0.116 R)
• M34: 10,405,579 km (0.098 R)
• M35: 10,655,856 km (0.073 R)
• M36: 11,003,223 km (0.052 R)
• M37: 11,226,123 km (0.109 R)
• M38: 11,418,506 km (0.05 R)
• M39: 11,741,488 km (0.045 R)
• M40: 11,839,026 km (0.107 R)
• M41: 12,396,577 km (0.049 R)
• M42: 12,728,535 km (0.082 R)
• M43: 12,996,315 km (0.118 R)
• M44: 13,605,627 km (0.08 R)
• M45: 14,397,748 km (0.066 R)
• M46: 14,852,077 km (0.054 R)
• M47: 14,957,543 km (0.038 R)
• M48: 15,453,310 km (0.105 R)
• M49: 15,631,631 km (0.055 R)
• M50: 15,882,507 km (0.109 R)
• M51: 16,170,931 km (0.077 R)
• M52: 16,388,297 km (0.089 R)
• M53: 17,230,832 km (0.107 R)
• M54: 17,937,383 km (0.094 R)
• M55: 18,237,626 km (0.086 R)
• M56: 18,463,968 km (0.113 R)
• M57: 18,767,352 km (0.083 R)
• M58: 18,995,788 km (0.075 R)
• M59: 19,186,974 km (0.115 R)
• M60: 19,302,015 km (0.109 R)
• M61: 19,455,652 km (0.053 R)
• M62: 19,687,080 km (0.081 R)
• M63: 20,308,360 km (0.088 R)
• M64: 20,582,124 km (0.095 R)
• M65: 20,857,234 km (0.064 R)
• M66: 20,975,566 km (0.118 R)
• M67: 22,776,276 km (0.102 R)
• M68: 23,224,022 km (0.099 R)
• M69: 23,839,169 km (0.088 R)
• M70: 24,004,175 km (0.099 R)
• M71: 25,127,655 km (0.056 R)
• M72: 25,253,467 km (0.098 R)
• M73: 25,505,988 km (0.093 R)
• M74: 25,928,453 km (0.087 R)
• M75: 26,609,422 km (0.11 R)
• M76: 26,737,777 km (0.083 R)
• M77: 26,823,347 km (0.104 R)
• M78: 27,166,973 km (0.09 R)
• M79: 27,988,864 km (0.074 R)
• M80: 28,293,744 km (0.047 R)
• M81: 29,391,494 km (0.049 R)
• M82: 29,701,311 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.7

Radius: 9.8

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.84 AU - 10.86 AU

Year: 12989 Days

Day: 13.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 80,856,669 km

• M1: 127,009 km (0.089 R)
• M2: 188,643 km (0.067 R)
• M3: 273,465 km (0.096 R)
• M4: 350,657 km (0.105 R)
• M5: 868,565 km (0.109 R)
• M6: 1,358,797 km (0.108 R)
• M7: 1,658,891 km (0.108 R)
• M8: 1,979,928 km (0.051 R)
• M9: 2,291,690 km (0.07 R)
• M10: 2,929,725 km (0.04 R)
• M11: 3,586,310 km (0.085 R)
• M12: 3,826,714 km (0.116 R)
• M13: 3,966,588 km (0.109 R)
• M14: 4,037,048 km (0.079 R)
• M15: 4,287,325 km (0.096 R)
• M16: 4,505,888 km (0.038 R)
• M17: 5,534,224 km (0.111 R)
• M18: 5,692,648 km (0.072 R)
• M19: 7,663,899 km (0.118 R)
• M20: 7,974,165 km (0.112 R)
• M21: 8,243,291 km (0.081 R)
• M22: 8,606,964 km (0.092 R)
• M23: 8,975,872 km (0.115 R)
• M24: 9,115,597 km (0.03 R)
• M25: 9,633,804 km (0.11 R)
• M26: 10,600,804 km (0.114 R)
• M27: 10,896,858 km (0.084 R)
• M28: 11,095,824 km (0.074 R)
• M29: 11,295,836 km (0.044 R)
• M30: 11,699,750 km (0.109 R)
• M31: 12,159,764 km (0.061 R)
• M32: 12,625,761 km (0.065 R)
• M33: 12,939,617 km (0.085 R)
• M34: 13,150,251 km (0.084 R)
• M35: 14,492,892 km (0.067 R)
• M36: 16,387,699 km (0.111 R)
• M37: 16,902,166 km (0.051 R)
• M38: 17,017,356 km (0.061 R)
• M39: 17,190,441 km (0.064 R)
• M40: 17,538,256 km (0.101 R)
• M41: 18,123,333 km (0.093 R)
• M42: 18,477,431 km (0.061 R)
• M43: 19,433,063 km (0.108 R)
• M44: 20,711,376 km (0.087 R)
• M45: 21,703,509 km (0.061 R)
• M46: 22,331,521 km (0.097 R)
• M47: 23,798,328 km (0.049 R)
• M48: 23,927,431 km (0.078 R)
• M49: 25,493,871 km (0.074 R)
• M50: 26,289,432 km (0.095 R)
• M51: 26,891,414 km (0.098 R)
• M52: 27,769,105 km (0.063 R)
• M53: 28,656,071 km (0.053 R)
• M54: 29,206,591 km (0.059 R)
• M55: 29,483,197 km (0.103 R)
• M56: 29,760,552 km (0.097 R)
• M57: 30,248,241 km (0.102 R)
• M58: 31,797,775 km (0.1 R)
• M59: 33,662,214 km (0.044 R)
• M60: 33,879,579 km (0.058 R)
• M61: 34,534,519 km (0.068 R)
• M62: 34,826,983 km (0.086 R)
• M63: 35,120,344 km (0.114 R)
• M64: 36,747,969 km (0.117 R)
• M65: 36,822,618 km (0.074 R)
• M66: 37,345,912 km (0.114 R)
• M67: 37,421,010 km (0.112 R)
• M68: 39,464,068 km (0.117 R)
• M69: 39,693,401 km (0.07 R)
• M70: 40,076,372 km (0.11 R)
• M71: 41,000,887 km (0.118 R)
• M72: 42,010,074 km (0.109 R)
• M73: 42,478,764 km (0.087 R)
• M74: 42,713,633 km (0.037 R)
• M75: 43,736,882 km (0.077 R)
• M76: 43,895,007 km (0.046 R)
• M77: 44,291,142 km (0.12 R)
• M78: 45,406,544 km (0.094 R)
• M79: 45,726,983 km (0.074 R)
• M80: 46,289,471 km (0.088 R)
• M81: 46,773,420 km (0.069 R)
• M82: 47,016,068 km (0.073 R)
• M83: 47,340,246 km (0.097 R)
• M84: 47,827,935 km (0.108 R)
• M85: 48,972,209 km (0.06 R)
• M86: 52,542,662 km (0.103 R)
• M87: 52,879,107 km (0.09 R)
• M88: 54,912,442 km (0.115 R)
• M89: 56,110,272 km (0.077 R)
• M90: 56,196,141 km (0.106 R)
• M91: 57,143,843 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.6

Radius: 4.1

Gravity: 24.6 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 15.46 AU - 20.92 AU

Year: 28195 Days

Day: 22.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 80,856,669 km

• M1: 108,758 km (0.079 R)
• M2: 580,141 km (0.103 R)
• M3: 626,067 km (0.107 R)
• M4: 927,507 km (0.111 R)
• M5: 1,268,440 km (0.1 R)
• M6: 1,390,063 km (0.066 R)
• M7: 1,777,522 km (0.108 R)
• M8: 1,913,806 km (0.11 R)
• M9: 2,160,492 km (0.117 R)
• M10: 2,196,546 km (0.11 R)
• M11: 2,232,748 km (0.105 R)
• M12: 2,305,902 km (0.102 R)
• M13: 2,998,989 km (0.085 R)
• M14: 3,368,046 km (0.072 R)
• M15: 3,882,364 km (0.043 R)
• M16: 3,926,196 km (0.108 R)
• M17: 4,374,840 km (0.088 R)
• M18: 4,886,914 km (0.083 R)
• M19: 5,271,081 km (0.097 R)
• M20: 6,068,288 km (0.081 R)
• M21: 6,273,387 km (0.082 R)
• M22: 7,009,109 km (0.074 R)
• M23: 7,496,349 km (0.105 R)
• M24: 7,882,910 km (0.116 R)
• M25: 8,503,293 km (0.095 R)
• M26: 9,139,084 km (0.117 R)
• M27: 9,910,261 km (0.087 R)
• M28: 11,011,899 km (0.068 R)
• M29: 12,151,835 km (0.084 R)
• M30: 12,475,116 km (0.104 R)
• M31: 12,998,110 km (0.11 R)
• M32: 13,729,045 km (0.12 R)
• M33: 14,747,059 km (0.104 R)
• M34: 14,815,724 km (0.12 R)
• M35: 14,953,504 km (0.099 R)
• M36: 15,648,685 km (0.095 R)
• M37: 17,214,975 km (0.1 R)
• M38: 18,458,881 km (0.109 R)
• M39: 19,054,281 km (0.1 R)
• M40: 19,204,178 km (0.072 R)
• M41: 20,187,485 km (0.04 R)
• M42: 20,263,780 km (0.094 R)
• M43: 20,340,224 km (0.03 R)
• M44: 20,646,900 km (0.113 R)
• M45: 20,877,879 km (0.115 R)
• M46: 21,653,993 km (0.06 R)
• M47: 24,119,216 km (0.114 R)
• M48: 24,281,230 km (0.111 R)
• M49: 26,755,430 km (0.091 R)
• M50: 27,597,815 km (0.101 R)
• M51: 27,767,310 km (0.079 R)
• M52: 27,937,253 km (0.07 R)
• M53: 28,448,877 km (0.079 R)
• M54: 29,135,831 km (0.074 R)
• M55: 29,654,786 km (0.108 R)
• M56: 30,002,302 km (0.05 R)
• M57: 30,613,858 km (0.077 R)
• M58: 32,831,347 km (0.066 R)
• M59: 36,578,026 km (0.118 R)
• M60: 37,231,170 km (0.109 R)
• M61: 38,833,214 km (0.087 R)
• M62: 44,664,239 km (0.092 R)
• M63: 44,962,986 km (0.066 R)
• M64: 46,365,317 km (0.05 R)
• M65: 46,566,825 km (0.099 R)
• M66: 48,087,488 km (0.108 R)
• M67: 48,291,389 km (0.069 R)
• M68: 51,073,162 km (0.119 R)
• M69: 51,385,373 km (0.045 R)
• M70: 51,907,320 km (0.038 R)
• M71: 52,745,965 km (0.111 R)
• M72: 52,850,983 km (0.069 R)
• M73: 52,956,300 km (0.12 R)
• M74: 53,272,251 km (0.119 R)
• M75: 53,377,867 km (0.069 R)
• M76: 54,330,356 km (0.107 R)
• M77: 55,075,204 km (0.108 R)
• M78: 55,930,455 km (0.075 R)
• M79: 56,359,651 km (0.109 R)
• M80: 56,790,044 km (0.098 R)
• M81: 58,087,806 km (0.115 R)
• M82: 58,740,352 km (0.082 R)
• M83: 61,817,281 km (0.083 R)
• M84: 62,372,139 km (0.103 R)
• M85: 62,928,793 km (0.075 R)
• M86: 64,946,120 km (0.109 R)
• M87: 65,736,446 km (0.105 R)
• M88: 66,189,428 km (0.094 R)
• M89: 68,469,898 km (0.067 R)
• M90: 69,159,096 km (0.068 R)
• M91: 69,619,857 km (0.105 R)
• M92: 70,312,794 km (0.049 R)
• M93: 74,518,439 km (0.071 R)
• M94: 76,057,203 km (0.078 R)
• M95: 76,532,625 km (0.07 R)
• M96: 79,768,277 km (0.107 R)
• M97: 80,372,354 km (0.026 R)
• M98: 80,493,378 km (0.075 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 15,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit