🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.55 AU - 0.69 AU

Year: 310 Days

Day: 15.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.53 AU - 0.81 AU

Year: 349 Days

Day: 25.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.2

Radius: 12.6

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.59 AU - 0.77 AU

Year: 357 Days

Day: 10.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,728,355 km

• M1: 159,322 km (0.039 R)
• M2: 265,686 km (0.118 R)
• M3: 347,516 km (0.083 R)
• M4: 427,401 km (0.058 R)
• M5: 521,797 km (0.034 R)
• M6: 612,454 km (0.114 R)
• M7: 699,819 km (0.035 R)
• M8: 795,412 km (0.069 R)
• M9: 874,250 km (0.032 R)
• M10: 967,300 km (0.115 R)
• M11: 1,060,200 km (0.047 R)
• M12: 1,148,313 km (0.113 R)
• M13: 1,293,872 km (0.07 R)
• M14: 1,380,040 km (0.112 R)
• M15: 1,486,105 km (0.097 R)
• M16: 1,608,925 km (0.111 R)
• M17: 1,869,973 km (0.067 R)
• M18: 2,033,334 km (0.11 R)
• M19: 2,129,675 km (0.078 R)
• M20: 2,222,426 km (0.069 R)
• M21: 2,492,600 km (0.037 R)
• M22: 2,596,121 km (0.094 R)
• M23: 2,678,849 km (0.078 R)
• M24: 2,768,159 km (0.087 R)
• M25: 2,932,567 km (0.103 R)
• M26: 3,018,885 km (0.114 R)
• M27: 3,217,850 km (0.098 R)
• M28: 3,372,983 km (0.108 R)
• M29: 3,463,640 km (0.093 R)
• M30: 3,561,327 km (0.106 R)
• M31: 3,647,495 km (0.082 R)
• M32: 3,967,485 km (0.063 R)
• M33: 4,290,168 km (0.074 R)
• M34: 4,415,082 km (0.11 R)
• M35: 4,534,461 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.6

Radius: 9.8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.61 AU - 0.77 AU

Year: 364 Days

Day: 14.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,728,355 km

• M1: 125,213 km (0.079 R)
• M2: 189,840 km (0.077 R)
• M3: 260,599 km (0.054 R)
• M4: 324,777 km (0.099 R)
• M5: 408,402 km (0.103 R)
• M6: 471,682 km (0.063 R)
• M7: 542,891 km (0.094 R)
• M8: 604,076 km (0.109 R)
• M9: 668,104 km (0.082 R)
• M10: 741,257 km (0.027 R)
• M11: 861,235 km (0.062 R)
• M12: 922,570 km (0.105 R)
• M13: 985,551 km (0.093 R)
• M14: 1,060,200 km (0.111 R)
• M15: 1,136,944 km (0.094 R)
• M16: 1,220,868 km (0.099 R)
• M17: 1,290,730 km (0.07 R)
• M18: 1,370,316 km (0.091 R)
• M19: 1,443,171 km (0.096 R)
• M20: 1,560,755 km (0.051 R)
• M21: 1,651,860 km (0.111 R)
• M22: 1,747,902 km (0.111 R)
• M23: 1,830,330 km (0.091 R)
• M24: 1,892,413 km (0.096 R)
• M25: 2,002,517 km (0.089 R)
• M26: 2,066,545 km (0.084 R)
• M27: 2,147,477 km (0.102 R)
• M28: 2,252,794 km (0.108 R)
• M29: 2,342,852 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.2

Radius: 10.2

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.91 AU - 0.95 AU

Year: 570 Days

Day: 8 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,728,355 km

• M1: 127,457 km (0.118 R)
• M2: 221,255 km (0.101 R)
• M3: 351,555 km (0.087 R)
• M4: 443,408 km (0.078 R)
• M5: 531,222 km (0.092 R)
• M6: 611,257 km (0.089 R)
• M7: 743,053 km (0.069 R)
• M8: 847,771 km (0.063 R)
• M9: 926,460 km (0.072 R)
• M10: 1,011,282 km (0.12 R)
• M11: 1,084,136 km (0.103 R)
• M12: 1,193,193 km (0.115 R)
• M13: 1,258,866 km (0.075 R)
• M14: 1,341,893 km (0.12 R)
• M15: 1,471,893 km (0.107 R)
• M16: 1,602,044 km (0.079 R)
• M17: 1,714,392 km (0.048 R)
• M18: 1,806,993 km (0.111 R)
• M19: 1,874,162 km (0.075 R)
• M20: 1,951,504 km (0.044 R)
• M21: 2,067,143 km (0.085 R)
• M22: 2,344,199 km (0.118 R)
• M23: 2,417,950 km (0.084 R)
• M24: 2,527,306 km (0.079 R)
• M25: 2,603,003 km (0.092 R)
• M26: 2,735,846 km (0.114 R)
• M27: 2,824,109 km (0.118 R)
• M28: 3,029,955 km (0.081 R)
• M29: 3,121,210 km (0.086 R)
• M30: 3,229,818 km (0.101 R)
• M31: 3,295,641 km (0.115 R)
• M32: 3,400,659 km (0.102 R)
• M33: 3,473,214 km (0.069 R)
• M34: 3,608,600 km (0.106 R)
• M35: 3,699,855 km (0.034 R)
• M36: 3,820,730 km (0.111 R)
• M37: 3,931,282 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.6

Radius: 9.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.43 AU - 6.65 AU

Year: 8291 Days

Day: 6.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 67,728,355 km

• M1: 127,158 km (0.099 R)
• M2: 241,900 km (0.079 R)
• M3: 342,280 km (0.112 R)
• M4: 504,594 km (0.097 R)
• M5: 632,201 km (0.085 R)
• M6: 865,872 km (0.112 R)
• M7: 1,007,841 km (0.107 R)
• M8: 1,885,382 km (0.104 R)
• M9: 1,959,283 km (0.107 R)
• M10: 2,504,717 km (0.051 R)
• M11: 2,607,042 km (0.109 R)
• M12: 2,794,638 km (0.088 R)
• M13: 2,900,852 km (0.119 R)
• M14: 2,965,179 km (0.081 R)
• M15: 3,095,330 km (0.093 R)
• M16: 3,406,643 km (0.092 R)
• M17: 3,566,114 km (0.12 R)
• M18: 3,774,953 km (0.108 R)
• M19: 4,204,448 km (0.045 R)
• M20: 4,375,738 km (0.118 R)
• M21: 4,801,344 km (0.1 R)
• M22: 5,109,814 km (0.064 R)
• M23: 5,266,443 km (0.032 R)
• M24: 5,398,239 km (0.099 R)
• M25: 5,477,825 km (0.047 R)
• M26: 5,557,860 km (0.064 R)
• M27: 6,156,551 km (0.117 R)
• M28: 7,355,727 km (0.099 R)
• M29: 7,532,851 km (0.109 R)
• M30: 7,621,862 km (0.065 R)
• M31: 7,711,471 km (0.073 R)
• M32: 7,981,944 km (0.12 R)
• M33: 8,164,005 km (0.054 R)
• M34: 8,594,248 km (0.094 R)
• M35: 8,749,680 km (0.046 R)
• M36: 9,094,952 km (0.051 R)
• M37: 9,253,376 km (0.101 R)
• M38: 10,787,054 km (0.1 R)
• M39: 11,191,267 km (0.049 R)
• M40: 11,463,386 km (0.073 R)
• M41: 11,600,268 km (0.12 R)
• M42: 12,083,768 km (0.077 R)
• M43: 12,363,067 km (0.093 R)
• M44: 12,785,980 km (0.071 R)
• M45: 13,357,295 km (0.076 R)
• M46: 14,340,153 km (0.043 R)
• M47: 14,413,755 km (0.114 R)
• M48: 14,524,607 km (0.104 R)
• M49: 14,858,809 km (0.117 R)
• M50: 15,800,527 km (0.066 R)
• M51: 15,914,820 km (0.077 R)
• M52: 16,182,600 km (0.029 R)
• M53: 16,606,411 km (0.119 R)
• M54: 16,800,290 km (0.087 R)
• M55: 16,994,917 km (0.099 R)
• M56: 17,543,791 km (0.102 R)
• M57: 17,741,260 km (0.105 R)
• M58: 18,138,443 km (0.111 R)
• M59: 18,378,098 km (0.085 R)
• M60: 18,618,801 km (0.061 R)
• M61: 18,820,310 km (0.096 R)
• M62: 19,022,416 km (0.106 R)
• M63: 19,306,652 km (0.097 R)
• M64: 19,920,452 km (0.103 R)
• M65: 20,126,449 km (0.065 R)
• M66: 20,291,754 km (0.091 R)
• M67: 20,915,727 km (0.076 R)
• M68: 21,461,610 km (0.054 R)
• M69: 21,545,983 km (0.115 R)
• M70: 22,097,401 km (0.119 R)
• M71: 23,300,616 km (0.053 R)
• M72: 23,430,766 km (0.115 R)
• M73: 23,691,815 km (0.119 R)
• M74: 24,041,425 km (0.076 R)
• M75: 24,613,188 km (0.077 R)
• M76: 25,949,695 km (0.119 R)
• M77: 27,538,574 km (0.115 R)
• M78: 27,676,204 km (0.09 R)
• M79: 28,229,118 km (0.05 R)
• M80: 28,460,696 km (0.073 R)
• M81: 28,553,446 km (0.073 R)
• M82: 28,739,247 km (0.056 R)
• M83: 28,878,822 km (0.063 R)
• M84: 29,533,462 km (0.117 R)
• M85: 30,382,280 km (0.119 R)
• M86: 30,477,125 km (0.071 R)
• M87: 30,904,975 km (0.102 R)
• M88: 31,000,419 km (0.075 R)
• M89: 32,345,603 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.2

Radius: 7

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.39 AU - 8.11 AU

Year: 12412 Days

Day: 16.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 67,728,355 km

• M1: 88,861 km (0.066 R)
• M2: 242,049 km (0.072 R)
• M3: 357,838 km (0.054 R)
• M4: 493,075 km (0.102 R)
• M5: 832,961 km (0.081 R)
• M6: 1,146,069 km (0.077 R)
• M7: 1,212,940 km (0.04 R)
• M8: 1,281,156 km (0.114 R)
• M9: 1,493,735 km (0.091 R)
• M10: 1,692,102 km (0.064 R)
• M11: 1,925,474 km (0.082 R)
• M12: 2,114,267 km (0.101 R)
• M13: 2,309,043 km (0.095 R)
• M14: 2,451,760 km (0.077 R)
• M15: 2,567,997 km (0.09 R)
• M16: 2,989,265 km (0.118 R)
• M17: 3,529,762 km (0.062 R)
• M18: 3,628,197 km (0.072 R)
• M19: 3,794,400 km (0.071 R)
• M20: 3,997,255 km (0.096 R)
• M21: 4,843,680 km (0.092 R)
• M22: 5,437,733 km (0.117 R)
• M23: 6,133,513 km (0.028 R)
• M24: 6,212,500 km (0.109 R)
• M25: 6,693,906 km (0.076 R)
• M26: 6,939,097 km (0.116 R)
• M27: 7,607,351 km (0.103 R)
• M28: 7,949,032 km (0.039 R)
• M29: 8,825,377 km (0.102 R)
• M30: 9,778,166 km (0.067 R)
• M31: 10,715,695 km (0.1 R)
• M32: 10,858,711 km (0.115 R)
• M33: 11,388,886 km (0.076 R)
• M34: 11,681,499 km (0.102 R)
• M35: 12,574,449 km (0.027 R)
• M36: 13,284,141 km (0.092 R)
• M37: 13,798,908 km (0.034 R)
• M38: 13,954,639 km (0.115 R)
• M39: 14,689,015 km (0.093 R)
• M40: 15,114,322 km (0.071 R)
• M41: 15,221,284 km (0.048 R)
• M42: 15,382,102 km (0.083 R)
• M43: 15,489,663 km (0.037 R)
• M44: 16,249,770 km (0.065 R)
• M45: 16,359,425 km (0.056 R)
• M46: 17,021,994 km (0.113 R)
• M47: 17,133,295 km (0.118 R)
• M48: 17,693,389 km (0.113 R)
• M49: 18,888,975 km (0.109 R)
• M50: 19,177,549 km (0.105 R)
• M51: 19,584,007 km (0.117 R)
• M52: 19,993,157 km (0.085 R)
• M53: 20,169,383 km (0.1 R)
• M54: 20,464,241 km (0.118 R)
• M55: 21,177,823 km (0.074 R)
• M56: 22,629,371 km (0.113 R)
• M57: 24,300,229 km (0.062 R)
• M58: 24,425,592 km (0.1 R)
• M59: 24,929,139 km (0.068 R)
• M60: 24,992,269 km (0.058 R)
• M61: 25,308,968 km (0.102 R)
• M62: 26,847,731 km (0.1 R)
• M63: 26,977,283 km (0.064 R)
• M64: 28,813,298 km (0.104 R)
• M65: 28,945,991 km (0.073 R)
• M66: 29,345,268 km (0.077 R)
• M67: 31,096,461 km (0.057 R)
• M68: 31,437,095 km (0.115 R)
• M69: 34,066,128 km (0.109 R)
• M70: 35,264,856 km (0.104 R)
• M71: 37,413,829 km (0.098 R)
• M72: 37,921,415 km (0.104 R)
• M73: 37,994,119 km (0.105 R)
• M74: 38,066,824 km (0.105 R)
• M75: 38,212,383 km (0.038 R)
• M76: 38,870,015 km (0.117 R)
• M77: 38,943,318 km (0.073 R)
• M78: 40,939,402 km (0.119 R)
• M79: 42,288,625 km (0.104 R)
• M80: 46,656,285 km (0.094 R)
• M81: 46,812,016 km (0.058 R)
• M82: 47,907,821 km (0.062 R)
• M83: 49,567,160 km (0.117 R)
• M84: 50,124,412 km (0.09 R)
• M85: 53,104,402 km (0.089 R)
• M86: 53,430,076 km (0.092 R)
• M87: 54,328,860 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.3

Radius: 5.5

Gravity: 24.67 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.99 AU - 9.25 AU

Year: 16091 Days

Day: 24.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 67,728,355 km

• M1: 135,984 km (0.055 R)
• M2: 218,413 km (0.096 R)
• M3: 419,921 km (0.078 R)
• M4: 455,675 km (0.026 R)
• M5: 847,622 km (0.107 R)
• M6: 1,013,526 km (0.061 R)
• M7: 1,268,141 km (0.09 R)
• M8: 1,375,552 km (0.092 R)
• M9: 1,430,455 km (0.097 R)
• M10: 1,485,956 km (0.068 R)
• M11: 1,804,599 km (0.075 R)
• M12: 1,987,258 km (0.103 R)
• M13: 2,436,501 km (0.086 R)
• M14: 2,951,566 km (0.115 R)
• M15: 2,987,170 km (0.107 R)
• M16: 3,461,844 km (0.095 R)
• M17: 4,561,987 km (0.115 R)
• M18: 4,603,126 km (0.113 R)
• M19: 5,021,701 km (0.117 R)
• M20: 5,106,823 km (0.11 R)
• M21: 6,211,154 km (0.116 R)
• M22: 6,440,637 km (0.039 R)
• M23: 6,486,863 km (0.095 R)
• M24: 7,097,821 km (0.054 R)
• M25: 7,386,096 km (0.07 R)
• M26: 7,678,111 km (0.062 R)
• M27: 9,508,141 km (0.114 R)
• M28: 9,719,523 km (0.067 R)
• M29: 10,799,171 km (0.086 R)
• M30: 10,854,223 km (0.076 R)
• M31: 11,186,031 km (0.068 R)
• M32: 11,521,280 km (0.071 R)
• M33: 12,488,729 km (0.044 R)
• M34: 12,720,157 km (0.043 R)
• M35: 12,894,738 km (0.103 R)
• M36: 13,011,574 km (0.097 R)
• M37: 13,070,067 km (0.095 R)
• M38: 13,422,968 km (0.099 R)
• M39: 14,078,207 km (0.093 R)
• M40: 15,172,814 km (0.069 R)
• M41: 15,917,662 km (0.094 R)
• M42: 15,980,194 km (0.063 R)
• M43: 16,105,707 km (0.07 R)
• M44: 16,674,179 km (0.1 R)
• M45: 17,636,392 km (0.039 R)
• M46: 17,896,094 km (0.107 R)
• M47: 18,353,415 km (0.063 R)
• M48: 18,484,911 km (0.104 R)
• M49: 18,814,625 km (0.092 R)
• M50: 18,947,169 km (0.12 R)
• M51: 19,080,012 km (0.076 R)
• M52: 19,146,433 km (0.111 R)
• M53: 19,213,004 km (0.081 R)
• M54: 21,315,303 km (0.102 R)
• M55: 21,453,382 km (0.105 R)
• M56: 21,800,000 km (0.103 R)
• M57: 22,008,839 km (0.102 R)
• M58: 23,631,826 km (0.091 R)
• M59: 25,806,081 km (0.095 R)
• M60: 26,027,038 km (0.092 R)
• M61: 26,842,496 km (0.09 R)
• M62: 26,916,995 km (0.105 R)
• M63: 27,515,836 km (0.116 R)
• M64: 27,892,373 km (0.078 R)
• M65: 28,955,715 km (0.107 R)
• M66: 30,653,202 km (0.105 R)
• M67: 30,730,993 km (0.076 R)
• M68: 31,592,527 km (0.069 R)
• M69: 32,303,267 km (0.062 R)
• M70: 32,541,426 km (0.116 R)
• M71: 33,179,162 km (0.108 R)
• M72: 33,901,570 km (0.116 R)
• M73: 34,385,968 km (0.029 R)
• M74: 35,198,584 km (0.105 R)
• M75: 35,771,095 km (0.083 R)
• M76: 35,853,224 km (0.112 R)
• M77: 37,423,852 km (0.111 R)
• M78: 38,595,503 km (0.065 R)
• M79: 39,101,293 km (0.116 R)
• M80: 39,270,488 km (0.081 R)
• M81: 40,290,147 km (0.075 R)
• M82: 40,974,707 km (0.109 R)
• M83: 41,663,157 km (0.093 R)
• M84: 44,014,835 km (0.115 R)
• M85: 45,873,439 km (0.081 R)
• M86: 46,588,218 km (0.091 R)
• M87: 47,036,862 km (0.09 R)
• M88: 53,935,268 km (0.059 R)
• M89: 57,741,188 km (0.099 R)
• M90: 57,837,529 km (0.12 R)
• M91: 61,731,262 km (0.059 R)
• M92: 63,610,211 km (0.1 R)
• M93: 64,406,970 km (0.115 R)
• M94: 65,507,860 km (0.078 R)
• M95: 66,211,718 km (0.07 R)
• M96: 66,413,227 km (0.062 R)
• M97: 67,525,487 km (0.099 R)
• M98: 67,728,342 km (0.078 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 19,871 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit