🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.53 AU - 0.65 AU

Year: 293 Days

Day: 17.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,618,518 km

• M1: 146,008 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.59 AU - 0.61 AU

Year: 300 Days

Day: 29.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.7

Radius: 10

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.75 AU - 1.07 AU

Year: 561 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 41,618,518 km

• M1: 124,914 km (0.119 R)
• M2: 207,193 km (0.088 R)
• M3: 273,914 km (0.076 R)
• M4: 344,075 km (0.056 R)
• M5: 435,330 km (0.116 R)
• M6: 536,757 km (0.036 R)
• M7: 605,572 km (0.074 R)
• M8: 845,378 km (0.078 R)
• M9: 927,806 km (0.089 R)
• M10: 1,017,714 km (0.12 R)
• M11: 1,082,490 km (0.089 R)
• M12: 1,280,558 km (0.102 R)
• M13: 1,407,417 km (0.111 R)
• M14: 1,485,656 km (0.091 R)
• M15: 1,576,014 km (0.115 R)
• M16: 1,679,386 km (0.116 R)
• M17: 1,790,687 km (0.117 R)
• M18: 1,933,403 km (0.107 R)
• M19: 1,997,431 km (0.11 R)
• M20: 2,074,025 km (0.118 R)
• M21: 2,279,124 km (0.109 R)
• M22: 2,631,576 km (0.109 R)
• M23: 2,702,785 km (0.047 R)
• M24: 2,768,309 km (0.113 R)
• M25: 2,854,028 km (0.12 R)
• M26: 2,954,259 km (0.076 R)
• M27: 3,028,459 km (0.114 R)
• M28: 3,103,258 km (0.104 R)
• M29: 3,289,657 km (0.097 R)
• M30: 3,479,646 km (0.076 R)
• M31: 3,717,058 km (0.095 R)
• M32: 3,922,606 km (0.104 R)
• M33: 4,011,766 km (0.071 R)
• M34: 4,298,994 km (0.113 R)
• M35: 4,421,814 km (0.087 R)
• M36: 4,553,759 km (0.102 R)
• M37: 4,694,830 km (0.072 R)
• M38: 4,758,110 km (0.113 R)
• M39: 4,861,332 km (0.118 R)
• M40: 4,949,296 km (0.109 R)
• M41: 5,013,623 km (0.045 R)
• M42: 5,273,774 km (0.099 R)
• M43: 5,622,038 km (0.093 R)
• M44: 5,722,867 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.7

Radius: 8.3

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.18 AU - 1.88 AU

Year: 1222 Days

Day: 8.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 41,618,518 km

• M1: 130,300 km (0.112 R)
• M2: 219,460 km (0.081 R)
• M3: 273,465 km (0.091 R)
• M4: 517,758 km (0.112 R)
• M5: 667,655 km (0.063 R)
• M6: 782,846 km (0.091 R)
• M7: 964,757 km (0.063 R)
• M8: 1,284,148 km (0.115 R)
• M9: 1,464,713 km (0.065 R)
• M10: 1,626,129 km (0.061 R)
• M11: 1,765,255 km (0.119 R)
• M12: 1,850,675 km (0.038 R)
• M13: 1,956,890 km (0.119 R)
• M14: 2,257,282 km (0.077 R)
• M15: 2,455,051 km (0.08 R)
• M16: 2,529,251 km (0.057 R)
• M17: 2,593,578 km (0.082 R)
• M18: 2,647,733 km (0.069 R)
• M19: 2,834,132 km (0.103 R)
• M20: 3,059,276 km (0.104 R)
• M21: 3,127,792 km (0.119 R)
• M22: 3,395,872 km (0.119 R)
• M23: 3,502,685 km (0.111 R)
• M24: 4,066,669 km (0.099 R)
• M25: 4,256,658 km (0.108 R)
• M26: 4,346,417 km (0.115 R)
• M27: 4,423,759 km (0.107 R)
• M28: 4,501,550 km (0.111 R)
• M29: 4,645,463 km (0.098 R)
• M30: 4,751,079 km (0.114 R)
• M31: 4,857,592 km (0.106 R)
• M32: 4,937,927 km (0.112 R)
• M33: 5,018,709 km (0.111 R)
• M34: 5,168,008 km (0.095 R)
• M35: 5,305,040 km (0.116 R)
• M36: 5,360,092 km (0.103 R)
• M37: 5,484,856 km (0.069 R)
• M38: 5,568,631 km (0.037 R)
• M39: 5,695,041 km (0.077 R)
• M40: 5,822,349 km (0.028 R)
• M41: 5,965,065 km (0.096 R)
• M42: 6,210,107 km (0.096 R)
• M43: 6,370,476 km (0.104 R)
• M44: 6,799,971 km (0.062 R)
• M45: 7,101,561 km (0.102 R)
• M46: 7,254,001 km (0.102 R)
• M47: 7,985,086 km (0.051 R)
• M48: 8,143,659 km (0.113 R)
• M49: 8,415,628 km (0.12 R)
• M50: 8,641,970 km (0.117 R)
• M51: 8,723,201 km (0.046 R)
• M52: 8,935,780 km (0.075 R)
• M53: 9,150,154 km (0.087 R)
• M54: 9,299,452 km (0.104 R)
• M55: 9,399,533 km (0.093 R)
• M56: 9,600,593 km (0.05 R)
• M57: 9,701,721 km (0.117 R)
• M58: 9,769,339 km (0.089 R)
• M59: 10,178,190 km (0.047 R)
• M60: 10,471,103 km (0.082 R)
• M61: 10,523,163 km (0.085 R)
• M62: 10,575,223 km (0.026 R)
• M63: 10,662,289 km (0.047 R)
• M64: 10,749,505 km (0.089 R)
• M65: 10,942,187 km (0.113 R)
• M66: 11,065,455 km (0.075 R)
• M67: 11,171,520 km (0.066 R)
• M68: 11,420,301 km (0.088 R)
• M69: 11,778,738 km (0.096 R)
• M70: 11,850,844 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 11.8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.26 AU - 2.92 AU

Year: 2691 Days

Day: 8.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 41,618,518 km

• M1: 176,974 km (0.11 R)
• M2: 252,970 km (0.115 R)
• M3: 355,295 km (0.109 R)
• M4: 604,675 km (0.12 R)
• M5: 744,100 km (0.055 R)
• M6: 870,809 km (0.094 R)
• M7: 1,005,298 km (0.078 R)
• M8: 1,084,136 km (0.073 R)
• M9: 1,324,839 km (0.025 R)
• M10: 1,461,870 km (0.12 R)
• M11: 1,542,354 km (0.081 R)
• M12: 1,847,235 km (0.092 R)
• M13: 2,114,267 km (0.11 R)
• M14: 2,217,639 km (0.073 R)
• M15: 2,322,806 km (0.051 R)
• M16: 2,723,130 km (0.101 R)
• M17: 2,950,668 km (0.116 R)
• M18: 3,344,111 km (0.076 R)
• M19: 3,547,115 km (0.08 R)
• M20: 3,698,658 km (0.063 R)
• M21: 3,880,569 km (0.103 R)
• M22: 4,079,833 km (0.108 R)
• M23: 4,209,684 km (0.077 R)
• M24: 4,311,710 km (0.103 R)
• M25: 4,458,765 km (0.115 R)
• M26: 4,547,925 km (0.092 R)
• M27: 4,667,603 km (0.112 R)
• M28: 5,033,370 km (0.112 R)
• M29: 5,455,834 km (0.075 R)
• M30: 5,663,327 km (0.115 R)
• M31: 5,776,273 km (0.087 R)
• M32: 5,857,355 km (0.097 R)
• M33: 6,135,906 km (0.105 R)
• M34: 6,285,055 km (0.093 R)
• M35: 6,435,551 km (0.115 R)
• M36: 6,519,625 km (0.093 R)
• M37: 6,740,132 km (0.109 R)
• M38: 6,997,440 km (0.094 R)
• M39: 7,345,854 km (0.056 R)
• M40: 7,699,802 km (0.087 R)
• M41: 7,878,871 km (0.119 R)
• M42: 8,023,233 km (0.057 R)
• M43: 8,113,889 km (0.082 R)
• M44: 8,479,806 km (0.112 R)
• M45: 8,609,208 km (0.043 R)
• M46: 8,907,506 km (0.108 R)
• M47: 9,285,091 km (0.06 R)
• M48: 9,648,614 km (0.091 R)
• M49: 9,822,447 km (0.07 R)
• M50: 9,958,431 km (0.072 R)
• M51: 10,291,286 km (0.097 R)
• M52: 10,429,365 km (0.054 R)
• M53: 10,568,192 km (0.1 R)
• M54: 10,807,399 km (0.069 R)
• M55: 11,331,889 km (0.114 R)
• M56: 11,597,425 km (0.086 R)
• M57: 12,574,000 km (0.117 R)
• M58: 13,061,689 km (0.078 R)
• M59: 13,447,652 km (0.096 R)
• M60: 13,663,671 km (0.029 R)
• M61: 13,837,354 km (0.116 R)
• M62: 14,164,824 km (0.094 R)
• M63: 14,561,408 km (0.073 R)
• M64: 14,761,121 km (0.043 R)
• M65: 14,872,422 km (0.085 R)
• M66: 14,983,872 km (0.04 R)
• M67: 15,073,481 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.5

Radius: 13.1

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.59 AU - 3.93 AU

Year: 3801 Days

Day: 10.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 41,618,518 km

• M1: 262,694 km (0.085 R)
• M2: 346,169 km (0.066 R)
• M3: 731,982 km (0.091 R)
• M4: 1,031,178 km (0.071 R)
• M5: 1,343,389 km (0.086 R)
• M6: 1,504,207 km (0.087 R)
• M7: 1,831,078 km (0.095 R)
• M8: 2,010,745 km (0.07 R)
• M9: 2,196,546 km (0.108 R)
• M10: 2,719,839 km (0.096 R)
• M11: 2,908,781 km (0.11 R)
• M12: 3,013,799 km (0.067 R)
• M13: 3,372,834 km (0.108 R)
• M14: 3,464,836 km (0.032 R)
• M15: 3,557,737 km (0.07 R)
• M16: 3,745,931 km (0.119 R)
• M17: 3,918,118 km (0.108 R)
• M18: 4,211,180 km (0.096 R)
• M19: 4,410,594 km (0.108 R)
• M20: 5,519,264 km (0.117 R)
• M21: 5,759,817 km (0.03 R)
• M22: 5,848,230 km (0.105 R)
• M23: 5,937,091 km (0.094 R)
• M24: 6,410,867 km (0.112 R)
• M25: 6,502,571 km (0.078 R)
• M26: 6,710,362 km (0.056 R)
• M27: 7,275,543 km (0.052 R)
• M28: 7,419,157 km (0.098 R)
• M29: 7,636,523 km (0.099 R)
• M30: 8,201,404 km (0.11 R)
• M31: 8,653,040 km (0.052 R)
• M32: 9,528,337 km (0.105 R)
• M33: 9,633,205 km (0.048 R)
• M34: 9,764,702 km (0.12 R)
• M35: 9,923,425 km (0.106 R)
• M36: 10,056,418 km (0.062 R)
• M37: 10,189,859 km (0.111 R)
• M38: 10,323,899 km (0.071 R)
• M39: 10,431,759 km (0.057 R)
• M40: 10,621,150 km (0.113 R)
• M41: 11,251,555 km (0.103 R)
• M42: 11,390,232 km (0.11 R)
• M43: 12,120,419 km (0.095 R)
• M44: 12,750,227 km (0.119 R)
• M45: 13,185,706 km (0.106 R)
• M46: 13,273,370 km (0.108 R)
• M47: 13,626,122 km (0.119 R)
• M48: 13,803,695 km (0.113 R)
• M49: 14,191,004 km (0.118 R)
• M50: 15,037,279 km (0.105 R)
• M51: 15,374,323 km (0.098 R)
• M52: 15,806,960 km (0.072 R)
• M53: 15,900,159 km (0.064 R)
• M54: 16,274,752 km (0.059 R)
• M55: 16,557,792 km (0.109 R)
• M56: 17,096,643 km (0.084 R)
• M57: 17,448,348 km (0.045 R)
• M58: 17,770,282 km (0.083 R)
• M59: 17,964,311 km (0.088 R)
• M60: 18,159,087 km (0.056 R)
• M61: 19,442,338 km (0.101 R)
• M62: 19,575,629 km (0.116 R)
• M63: 20,212,767 km (0.115 R)
• M64: 20,517,049 km (0.051 R)
• M65: 20,754,610 km (0.099 R)
• M66: 22,026,042 km (0.096 R)
• M67: 22,199,726 km (0.062 R)
• M68: 22,723,767 km (0.034 R)
• M69: 23,357,912 km (0.119 R)
• M70: 23,464,127 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.5

Radius: 7.7

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.76 AU - 7.44 AU

Year: 12215 Days

Day: 17.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 41,618,518 km

• M1: 137,331 km (0.097 R)
• M2: 187,745 km (0.07 R)
• M3: 645,964 km (0.081 R)
• M4: 783,893 km (0.089 R)
• M5: 931,546 km (0.09 R)
• M6: 1,350,121 km (0.096 R)
• M7: 1,778,868 km (0.086 R)
• M8: 2,064,451 km (0.077 R)
• M9: 2,778,182 km (0.094 R)
• M10: 3,187,781 km (0.054 R)
• M11: 3,266,769 km (0.114 R)
• M12: 3,978,107 km (0.112 R)
• M13: 4,322,182 km (0.116 R)
• M14: 4,886,614 km (0.114 R)
• M15: 5,038,905 km (0.083 R)
• M16: 5,379,839 km (0.11 R)
• M17: 5,696,238 km (0.069 R)
• M18: 5,824,443 km (0.077 R)
• M19: 5,888,920 km (0.075 R)
• M20: 6,051,234 km (0.074 R)
• M21: 6,513,342 km (0.117 R)
• M22: 6,816,577 km (0.081 R)
• M23: 6,918,602 km (0.11 R)
• M24: 7,647,443 km (0.042 R)
• M25: 8,038,941 km (0.039 R)
• M26: 8,327,814 km (0.081 R)
• M27: 8,952,834 km (0.096 R)
• M28: 9,252,180 km (0.081 R)
• M29: 9,440,972 km (0.111 R)
• M30: 9,822,297 km (0.091 R)
• M31: 10,325,694 km (0.082 R)
• M32: 10,560,862 km (0.095 R)
• M33: 11,317,229 km (0.085 R)
• M34: 11,600,268 km (0.039 R)
• M35: 11,967,680 km (0.119 R)
• M36: 13,560,598 km (0.03 R)
• M37: 13,689,103 km (0.062 R)
• M38: 13,990,692 km (0.115 R)
• M39: 14,207,459 km (0.104 R)
• M40: 14,556,621 km (0.059 R)
• M41: 15,845,855 km (0.118 R)
• M42: 15,981,241 km (0.059 R)
• M43: 18,722,323 km (0.034 R)
• M44: 18,817,767 km (0.062 R)
• M45: 19,490,359 km (0.065 R)
• M46: 19,587,148 km (0.077 R)
• M47: 19,635,469 km (0.112 R)
• M48: 20,859,030 km (0.101 R)
• M49: 21,007,580 km (0.119 R)
• M50: 21,057,097 km (0.114 R)
• M51: 21,255,763 km (0.1 R)
• M52: 21,455,177 km (0.118 R)
• M53: 21,605,074 km (0.112 R)
• M54: 21,805,386 km (0.046 R)
• M55: 22,410,359 km (0.079 R)
• M56: 22,511,637 km (0.089 R)
• M57: 23,430,766 km (0.095 R)
• M58: 24,518,343 km (0.075 R)
• M59: 24,570,553 km (0.117 R)
• M60: 25,252,569 km (0.031 R)
• M61: 25,516,610 km (0.117 R)
• M62: 25,675,333 km (0.057 R)
• M63: 25,781,398 km (0.102 R)
• M64: 26,153,897 km (0.11 R)
• M65: 26,313,966 km (0.116 R)
• M66: 27,335,720 km (0.089 R)
• M67: 27,444,029 km (0.074 R)
• M68: 27,824,306 km (0.098 R)
• M69: 28,260,983 km (0.041 R)
• M70: 29,141,067 km (0.093 R)
• M71: 29,807,077 km (0.08 R)
• M72: 30,086,077 km (0.111 R)
• M73: 30,309,875 km (0.087 R)
• M74: 31,607,487 km (0.057 R)
• M75: 32,005,866 km (0.1 R)
• M76: 32,177,305 km (0.07 R)
• M77: 32,692,969 km (0.095 R)
• M78: 32,865,455 km (0.066 R)
• M79: 33,558,692 km (0.069 R)
• M80: 34,256,566 km (0.025 R)
• M81: 34,900,585 km (0.05 R)
• M82: 35,371,369 km (0.109 R)
• M83: 35,725,916 km (0.089 R)
• M84: 35,903,639 km (0.111 R)
• M85: 36,259,981 km (0.102 R)
• M86: 36,677,060 km (0.054 R)
• M87: 37,576,292 km (0.087 R)
• M88: 37,636,580 km (0.041 R)
• M89: 39,274,378 km (0.105 R)
• M90: 40,194,255 km (0.088 R)
• M91: 40,873,429 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 16,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit