🌌 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: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.61 AU - 0.65 AU

Year: 189 Days

Day: 44 Hours

Environment

Temp: 132 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.63 AU - 1.91 AU

Year: 892 Days

Day: 39.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.58 AU - 3.72 AU

Year: 2117 Days

Day: 24.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,187,283 km

• M1: 244,593 km (0.106 R)
• M2: 1,475,185 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930

Radius: 12.8

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.89 AU - 8.59 AU

Year: 8959 Days

Day: 7 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 45,187,283 km

• M1: 188,045 km (0.103 R)
• M2: 268,229 km (0.072 R)
• M3: 453,880 km (0.109 R)
• M4: 918,232 km (0.026 R)
• M5: 1,377,497 km (0.087 R)
• M6: 1,784,403 km (0.045 R)
• M7: 2,790,000 km (0.107 R)
• M8: 3,574,940 km (0.046 R)
• M9: 4,134,885 km (0.117 R)
• M10: 4,392,792 km (0.12 R)
• M11: 4,756,016 km (0.064 R)
• M12: 4,856,695 km (0.034 R)
• M13: 5,060,447 km (0.118 R)
• M14: 5,197,928 km (0.03 R)
• M15: 5,724,363 km (0.051 R)
• M16: 6,341,753 km (0.106 R)
• M17: 6,866,093 km (0.07 R)
• M18: 7,443,541 km (0.099 R)
• M19: 9,017,311 km (0.114 R)
• M20: 9,142,524 km (0.099 R)
• M21: 9,521,755 km (0.113 R)
• M22: 10,602,300 km (0.088 R)
• M23: 11,314,087 km (0.09 R)
• M24: 11,721,442 km (0.085 R)
• M25: 11,812,547 km (0.081 R)
• M26: 12,737,212 km (0.119 R)
• M27: 12,830,860 km (0.111 R)
• M28: 13,781,105 km (0.119 R)
• M29: 13,925,617 km (0.095 R)
• M30: 14,215,986 km (0.091 R)
• M31: 15,099,511 km (0.048 R)
• M32: 16,102,116 km (0.106 R)
• M33: 16,355,984 km (0.073 R)
• M34: 16,458,010 km (0.1 R)
• M35: 17,489,337 km (0.116 R)
• M36: 18,276,671 km (0.11 R)
• M37: 18,382,586 km (0.119 R)
• M38: 18,968,412 km (0.066 R)
• M39: 19,668,530 km (0.098 R)
• M40: 20,158,313 km (0.108 R)
• M41: 20,322,572 km (0.059 R)
• M42: 20,652,136 km (0.069 R)
• M43: 20,762,389 km (0.106 R)
• M44: 24,160,804 km (0.058 R)
• M45: 24,451,772 km (0.042 R)
• M46: 24,802,429 km (0.116 R)
• M47: 26,820,804 km (0.053 R)
• M48: 27,001,368 km (0.079 R)
• M49: 28,338,325 km (0.07 R)
• M50: 29,262,091 km (0.078 R)
• M51: 30,133,349 km (0.059 R)
• M52: 30,886,874 km (0.101 R)
• M53: 33,184,398 km (0.055 R)
• M54: 33,572,754 km (0.084 R)
• M55: 34,027,681 km (0.106 R)
• M56: 34,157,981 km (0.087 R)
• M57: 35,009,342 km (0.067 R)
• M58: 35,272,635 km (0.068 R)
• M59: 36,000,279 km (0.043 R)
• M60: 36,332,685 km (0.106 R)
• M61: 38,755,722 km (0.061 R)
• M62: 39,369,522 km (0.095 R)
• M63: 40,193,058 km (0.098 R)
• M64: 40,745,224 km (0.034 R)
• M65: 42,276,807 km (0.118 R)
• M66: 42,416,980 km (0.103 R)
• M67: 42,908,708 km (0.099 R)
• M68: 44,324,204 km (0.117 R)
• M69: 47,200,821 km (0.107 R)
• M70: 47,346,230 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.8

Radius: 14.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.88 AU - 10.84 AU

Year: 10846 Days

Day: 5.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 45,187,283 km

• M1: 187,745 km (0.078 R)
• M2: 694,733 km (0.095 R)
• M3: 830,119 km (0.033 R)
• M4: 1,113,457 km (0.101 R)
• M5: 1,239,568 km (0.064 R)
• M6: 1,332,917 km (0.067 R)
• M7: 1,507,647 km (0.101 R)
• M8: 1,690,157 km (0.053 R)
• M9: 2,283,163 km (0.075 R)
• M10: 2,399,999 km (0.045 R)
• M11: 2,518,929 km (0.069 R)
• M12: 2,913,119 km (0.051 R)
• M13: 3,143,650 km (0.078 R)
• M14: 3,380,313 km (0.105 R)
• M15: 3,514,353 km (0.108 R)
• M16: 4,211,778 km (0.093 R)
• M17: 4,444,104 km (0.09 R)
• M18: 5,013,025 km (0.065 R)
• M19: 6,252,742 km (0.111 R)
• M20: 6,451,707 km (0.108 R)
• M21: 6,924,137 km (0.051 R)
• M22: 7,164,691 km (0.069 R)
• M23: 7,268,661 km (0.118 R)
• M24: 7,407,937 km (0.081 R)
• M25: 7,583,415 km (0.061 R)
• M26: 8,154,281 km (0.092 R)
• M27: 8,554,904 km (0.089 R)
• M28: 8,665,307 km (0.035 R)
• M29: 8,887,460 km (0.113 R)
• M30: 9,375,448 km (0.104 R)
• M31: 9,872,263 km (0.118 R)
• M32: 11,051,393 km (0.071 R)
• M33: 11,494,951 km (0.103 R)
• M34: 12,109,200 km (0.105 R)
• M35: 12,233,366 km (0.065 R)
• M36: 12,734,070 km (0.069 R)
• M37: 12,987,040 km (0.058 R)
• M38: 13,199,170 km (0.101 R)
• M39: 13,626,870 km (0.087 R)
• M40: 14,408,070 km (0.085 R)
• M41: 14,892,767 km (0.043 R)
• M42: 15,652,276 km (0.115 R)
• M43: 16,104,959 km (0.076 R)
• M44: 16,332,946 km (0.07 R)
• M45: 16,561,980 km (0.07 R)
• M46: 16,977,114 km (0.12 R)
• M47: 17,209,141 km (0.093 R)
• M48: 17,488,889 km (0.045 R)
• M49: 17,817,406 km (0.079 R)
• M50: 18,623,439 km (0.079 R)
• M51: 18,719,182 km (0.081 R)
• M52: 18,862,796 km (0.083 R)
• M53: 19,151,519 km (0.114 R)
• M54: 19,248,010 km (0.071 R)
• M55: 20,517,498 km (0.118 R)
• M56: 20,616,382 km (0.116 R)
• M57: 20,963,299 km (0.115 R)
• M58: 22,167,712 km (0.09 R)
• M59: 22,880,695 km (0.108 R)
• M60: 24,016,293 km (0.118 R)
• M61: 24,853,741 km (0.092 R)
• M62: 25,753,872 km (0.058 R)
• M63: 25,860,535 km (0.04 R)
• M64: 26,772,783 km (0.104 R)
• M65: 27,477,389 km (0.082 R)
• M66: 30,808,185 km (0.12 R)
• M67: 33,505,136 km (0.062 R)
• M68: 34,030,224 km (0.114 R)
• M69: 34,499,214 km (0.113 R)
• M70: 34,852,414 km (0.098 R)
• M71: 36,277,035 km (0.07 R)
• M72: 36,996,451 km (0.079 R)
• M73: 38,815,561 km (0.118 R)
• M74: 40,168,225 km (0.061 R)
• M75: 41,099,173 km (0.092 R)
• M76: 41,223,937 km (0.094 R)
• M77: 41,849,107 km (0.109 R)
• M78: 42,037,301 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.8

Radius: 4.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 13.11 AU - 15.61 AU

Year: 20610 Days

Day: 17.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 45,187,283 km

• M1: 750,533 km (0.07 R)
• M2: 1,688,511 km (0.039 R)
• M3: 2,683,786 km (0.099 R)
• M4: 3,064,363 km (0.115 R)
• M5: 3,605,907 km (0.07 R)
• M6: 4,050,063 km (0.098 R)
• M7: 4,304,230 km (0.035 R)
• M8: 4,828,122 km (0.089 R)
• M9: 4,908,456 km (0.06 R)
• M10: 5,152,001 km (0.047 R)
• M11: 5,455,086 km (0.101 R)
• M12: 6,165,227 km (0.027 R)
• M13: 6,340,107 km (0.102 R)
• M14: 7,329,996 km (0.049 R)
• M15: 7,577,282 km (0.061 R)
• M16: 7,858,526 km (0.112 R)
• M17: 8,820,889 km (0.093 R)
• M18: 9,752,136 km (0.117 R)
• M19: 10,092,172 km (0.117 R)
• M20: 10,229,353 km (0.077 R)
• M21: 10,332,575 km (0.12 R)
• M22: 10,574,924 km (0.095 R)
• M23: 10,749,056 km (0.087 R)
• M24: 11,348,494 km (0.101 R)
• M25: 12,432,481 km (0.034 R)
• M26: 12,949,640 km (0.112 R)
• M27: 13,890,312 km (0.12 R)
• M28: 14,969,810 km (0.096 R)
• M29: 15,087,095 km (0.112 R)
• M30: 15,243,873 km (0.083 R)
• M31: 15,361,906 km (0.062 R)
• M32: 15,401,250 km (0.034 R)
• M33: 16,760,497 km (0.088 R)
• M34: 16,841,579 km (0.111 R)
• M35: 18,408,018 km (0.119 R)
• M36: 19,208,516 km (0.052 R)
• M37: 20,843,172 km (0.063 R)
• M38: 21,193,082 km (0.108 R)
• M39: 21,324,728 km (0.084 R)
• M40: 21,987,147 km (0.04 R)
• M41: 22,701,178 km (0.049 R)
• M42: 22,970,903 km (0.12 R)
• M43: 23,604,450 km (0.073 R)
• M44: 24,703,844 km (0.031 R)
• M45: 25,726,047 km (0.044 R)
• M46: 25,819,695 km (0.108 R)
• M47: 26,101,238 km (0.054 R)
• M48: 27,476,342 km (0.118 R)
• M49: 27,859,761 km (0.034 R)
• M50: 28,923,402 km (0.081 R)
• M51: 29,118,178 km (0.055 R)
• M52: 29,607,214 km (0.083 R)
• M53: 30,197,527 km (0.091 R)
• M54: 30,543,696 km (0.043 R)
• M55: 30,593,213 km (0.108 R)
• M56: 30,841,396 km (0.068 R)
• M57: 30,990,545 km (0.1 R)
• M58: 32,394,970 km (0.058 R)
• M59: 33,104,812 km (0.048 R)
• M60: 33,257,701 km (0.062 R)
• M61: 33,717,415 km (0.089 R)
• M62: 34,385,370 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.6

Radius: 5.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 12.2 AU - 18.14 AU

Year: 22378 Days

Day: 24.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 45,187,283 km

• M1: 78,539 km (0.054 R)
• M2: 119,230 km (0.057 R)
• M3: 289,921 km (0.099 R)
• M4: 633,397 km (0.117 R)
• M5: 920,775 km (0.047 R)
• M6: 1,050,027 km (0.118 R)
• M7: 1,367,474 km (0.104 R)
• M8: 1,690,905 km (0.112 R)
• M9: 2,109,180 km (0.045 R)
• M10: 2,793,890 km (0.064 R)
• M11: 3,892,836 km (0.108 R)
• M12: 4,255,162 km (0.089 R)
• M13: 4,628,109 km (0.111 R)
• M14: 4,850,561 km (0.113 R)
• M15: 5,174,441 km (0.1 R)
• M16: 5,471,991 km (0.099 R)
• M17: 5,639,690 km (0.113 R)
• M18: 6,292,086 km (0.091 R)
• M19: 6,327,092 km (0.082 R)
• M20: 7,667,340 km (0.103 R)
• M21: 7,854,935 km (0.081 R)
• M22: 8,426,998 km (0.071 R)
• M23: 8,581,682 km (0.069 R)
• M24: 9,210,442 km (0.076 R)
• M25: 9,369,913 km (0.104 R)
• M26: 11,183,488 km (0.075 R)
• M27: 13,732,935 km (0.034 R)
• M28: 14,052,326 km (0.086 R)
• M29: 14,466,563 km (0.102 R)
• M30: 14,791,489 km (0.034 R)
• M31: 16,067,410 km (0.074 R)
• M32: 17,035,009 km (0.081 R)
• M33: 18,823,750 km (0.088 R)
• M34: 19,178,447 km (0.09 R)
• M35: 19,229,310 km (0.09 R)
• M36: 19,688,875 km (0.092 R)
• M37: 20,359,223 km (0.055 R)
• M38: 20,619,075 km (0.112 R)
• M39: 21,510,678 km (0.096 R)
• M40: 21,934,638 km (0.088 R)
• M41: 22,521,959 km (0.087 R)
• M42: 22,736,932 km (0.052 R)
• M43: 23,548,650 km (0.036 R)
• M44: 24,259,987 km (0.1 R)
• M45: 25,815,656 km (0.091 R)
• M46: 26,322,643 km (0.112 R)
• M47: 26,889,619 km (0.111 R)
• M48: 27,403,488 km (0.071 R)
• M49: 27,747,862 km (0.118 R)
• M50: 27,805,307 km (0.089 R)
• M51: 30,079,644 km (0.086 R)
• M52: 30,612,960 km (0.081 R)
• M53: 31,508,752 km (0.111 R)
• M54: 31,749,007 km (0.077 R)
• M55: 32,110,585 km (0.084 R)
• M56: 32,837,929 km (0.092 R)
• M57: 33,203,696 km (0.04 R)
• M58: 33,631,995 km (0.035 R)
• M59: 34,617,994 km (0.039 R)
• M60: 34,866,028 km (0.12 R)
• M61: 34,928,111 km (0.097 R)
• M62: 35,926,377 km (0.115 R)
• M63: 38,398,931 km (0.107 R)
• M64: 38,912,949 km (0.102 R)
• M65: 39,558,464 km (0.103 R)
• M66: 40,012,494 km (0.089 R)
• M67: 42,374,794 km (0.119 R)
• M68: 42,905,866 km (0.101 R)
• M69: 44,714,355 km (0.04 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: 288 - 19,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit