🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.16 AU - 1.2 AU

Year: 471 Days

Day: 12.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.38 AU - 1.48 AU

Year: 628 Days

Day: 23.7 Hours

Environment

Temp: -24 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,687,671 km

• M1: 523,892 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.27 AU - 2.35 AU

Year: 1289 Days

Day: 39.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492

Radius: 14.7

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.73 AU - 6.15 AU

Year: 4031 Days

Day: 5.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 79,687,671 km

• M1: 243,695 km (0.112 R)
• M2: 532,868 km (0.104 R)
• M3: 698,772 km (0.097 R)
• M4: 928,704 km (0.065 R)
• M5: 1,234,631 km (0.05 R)
• M6: 1,400,236 km (0.093 R)
• M7: 1,698,085 km (0.115 R)
• M8: 2,137,903 km (0.083 R)
• M9: 2,292,737 km (0.059 R)
• M10: 2,387,432 km (0.097 R)
• M11: 2,966,675 km (0.104 R)
• M12: 3,157,712 km (0.101 R)
• M13: 3,570,901 km (0.077 R)
• M14: 3,755,954 km (0.033 R)
• M15: 3,982,445 km (0.089 R)
• M16: 4,193,976 km (0.063 R)
• M17: 4,330,559 km (0.088 R)
• M18: 4,429,144 km (0.029 R)
• M19: 4,648,604 km (0.092 R)
• M20: 4,912,644 km (0.118 R)
• M21: 5,286,490 km (0.118 R)
• M22: 5,455,685 km (0.108 R)
• M23: 5,864,685 km (0.102 R)
• M24: 5,996,032 km (0.048 R)
• M25: 6,106,136 km (0.104 R)
• M26: 6,418,347 km (0.097 R)
• M27: 6,599,061 km (0.106 R)
• M28: 6,965,576 km (0.062 R)
• M29: 7,104,852 km (0.109 R)
• M30: 7,198,201 km (0.092 R)
• M31: 7,362,459 km (0.03 R)
• M32: 7,623,208 km (0.083 R)
• M33: 7,863,014 km (0.056 R)
• M34: 8,056,593 km (0.087 R)
• M35: 8,325,421 km (0.078 R)
• M36: 8,547,574 km (0.109 R)
• M37: 8,821,936 km (0.094 R)
• M38: 9,124,423 km (0.101 R)
• M39: 9,353,607 km (0.119 R)
• M40: 9,507,393 km (0.114 R)
• M41: 9,947,810 km (0.051 R)
• M42: 10,131,217 km (0.044 R)
• M43: 10,236,533 km (0.116 R)
• M44: 11,146,089 km (0.096 R)
• M45: 11,528,162 km (0.082 R)
• M46: 11,720,844 km (0.097 R)
• M47: 12,165,299 km (0.118 R)
• M48: 12,870,952 km (0.103 R)
• M49: 13,128,111 km (0.079 R)
• M50: 13,271,874 km (0.114 R)
• M51: 13,416,087 km (0.096 R)
• M52: 13,647,814 km (0.118 R)
• M53: 13,822,544 km (0.072 R)
• M54: 14,086,136 km (0.077 R)
• M55: 14,558,715 km (0.064 R)
• M56: 16,656,077 km (0.11 R)
• M57: 16,811,809 km (0.083 R)
• M58: 17,061,787 km (0.036 R)
• M59: 17,534,067 km (0.09 R)
• M60: 17,819,500 km (0.059 R)
• M61: 18,362,690 km (0.102 R)
• M62: 19,171,566 km (0.03 R)
• M63: 19,465,675 km (0.12 R)
• M64: 20,223,987 km (0.068 R)
• M65: 20,556,692 km (0.104 R)
• M66: 21,126,510 km (0.098 R)
• M67: 21,464,153 km (0.112 R)
• M68: 21,565,730 km (0.071 R)
• M69: 21,871,657 km (0.111 R)
• M70: 22,008,091 km (0.118 R)
• M71: 23,387,682 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.8

Radius: 10.6

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.6 AU - 6.92 AU

Year: 5750 Days

Day: 6.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 95.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,687,671 km

• M1: 149,299 km (0.12 R)
• M2: 348,114 km (0.058 R)
• M3: 495,169 km (0.081 R)
• M4: 631,004 km (0.088 R)
• M5: 812,017 km (0.045 R)
• M6: 983,307 km (0.102 R)
• M7: 1,393,055 km (0.099 R)
• M8: 1,576,313 km (0.067 R)
• M9: 1,750,744 km (0.044 R)
• M10: 2,434,705 km (0.117 R)
• M11: 2,647,134 km (0.096 R)
• M12: 3,416,815 km (0.072 R)
• M13: 3,567,909 km (0.118 R)
• M14: 4,125,760 km (0.111 R)
• M15: 4,627,361 km (0.115 R)
• M16: 4,758,708 km (0.106 R)
• M17: 5,334,361 km (0.051 R)
• M18: 6,457,691 km (0.093 R)
• M19: 6,645,137 km (0.056 R)
• M20: 6,766,611 km (0.113 R)
• M21: 7,121,906 km (0.113 R)
• M22: 7,385,198 km (0.092 R)
• M23: 7,539,284 km (0.106 R)
• M24: 8,064,971 km (0.076 R)
• M25: 8,441,509 km (0.034 R)
• M26: 9,002,351 km (0.113 R)
• M27: 9,620,938 km (0.118 R)
• M28: 9,758,568 km (0.117 R)
• M29: 10,331,229 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.6

Radius: 11.8

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.28 AU - 8.38 AU

Year: 7285 Days

Day: 11 Hours

Environment

Temp: -152 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 79,687,671 km

• M1: 186,249 km (0.092 R)
• M2: 341,981 km (0.098 R)
• M3: 462,856 km (0.08 R)
• M4: 615,446 km (0.053 R)
• M5: 801,695 km (0.056 R)
• M6: 1,359,246 km (0.036 R)
• M7: 1,769,144 km (0.076 R)
• M8: 2,128,927 km (0.114 R)
• M9: 2,283,911 km (0.031 R)
• M10: 2,465,822 km (0.09 R)
• M11: 2,605,397 km (0.069 R)
• M12: 2,723,728 km (0.101 R)
• M13: 3,266,170 km (0.117 R)
• M14: 3,394,076 km (0.07 R)
• M15: 3,497,748 km (0.095 R)
• M16: 4,364,817 km (0.113 R)
• M17: 4,449,489 km (0.072 R)
• M18: 4,764,543 km (0.095 R)
• M19: 5,295,914 km (0.102 R)
• M20: 5,568,781 km (0.09 R)
• M21: 5,846,285 km (0.076 R)
• M22: 6,803,861 km (0.086 R)
• M23: 7,537,040 km (0.097 R)
• M24: 7,912,979 km (0.103 R)
• M25: 8,295,202 km (0.08 R)
• M26: 8,647,954 km (0.118 R)
• M27: 9,005,642 km (0.084 R)
• M28: 9,222,559 km (0.086 R)
• M29: 9,772,481 km (0.11 R)
• M30: 9,958,132 km (0.113 R)
• M31: 10,182,529 km (0.04 R)
• M32: 10,257,776 km (0.043 R)
• M33: 10,446,569 km (0.099 R)
• M34: 10,636,409 km (0.08 R)
• M35: 11,799,831 km (0.092 R)
• M36: 11,997,749 km (0.062 R)
• M37: 12,077,186 km (0.058 R)
• M38: 12,196,714 km (0.05 R)
• M39: 12,557,544 km (0.116 R)
• M40: 12,678,569 km (0.12 R)
• M41: 13,126,016 km (0.074 R)
• M42: 13,495,822 km (0.09 R)
• M43: 14,119,795 km (0.118 R)
• M44: 14,966,519 km (0.091 R)
• M45: 15,655,716 km (0.119 R)
• M46: 16,311,404 km (0.069 R)
• M47: 16,620,323 km (0.112 R)
• M48: 17,065,228 km (0.05 R)
• M49: 17,289,026 km (0.109 R)
• M50: 18,194,392 km (0.031 R)
• M51: 18,331,424 km (0.058 R)
• M52: 19,068,642 km (0.075 R)
• M53: 19,440,842 km (0.115 R)
• M54: 19,581,015 km (0.119 R)
• M55: 19,768,611 km (0.088 R)
• M56: 19,909,532 km (0.093 R)
• M57: 20,098,025 km (0.115 R)
• M58: 20,619,523 km (0.099 R)
• M59: 20,857,982 km (0.08 R)
• M60: 21,918,332 km (0.084 R)
• M61: 22,749,797 km (0.054 R)
• M62: 23,941,045 km (0.086 R)
• M63: 24,797,044 km (0.038 R)
• M64: 25,765,690 km (0.085 R)
• M65: 26,125,623 km (0.036 R)
• M66: 26,798,514 km (0.088 R)
• M67: 27,058,964 km (0.093 R)
• M68: 27,163,233 km (0.12 R)
• M69: 27,267,802 km (0.104 R)
• M70: 27,792,442 km (0.109 R)
• M71: 29,816,052 km (0.115 R)
• M72: 30,248,091 km (0.108 R)
• M73: 31,831,734 km (0.044 R)
• M74: 32,661,404 km (0.076 R)
• M75: 32,995,306 km (0.064 R)
• M76: 33,442,155 km (0.11 R)
• M77: 33,778,750 km (0.087 R)
• M78: 34,059,994 km (0.084 R)
• M79: 35,135,902 km (0.065 R)
• M80: 35,363,889 km (0.114 R)
• M81: 35,535,179 km (0.115 R)
• M82: 35,878,506 km (0.096 R)
• M83: 36,915,369 km (0.084 R)
• M84: 39,254,332 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.8

Radius: 3.9

Gravity: 41.8 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 15.18 AU - 15.68 AU

Year: 22250 Days

Day: 17 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 79,687,671 km

• M1: 68,665 km (0.075 R)
• M2: 116,537 km (0.078 R)
• M3: 290,818 km (0.077 R)
• M4: 344,673 km (0.107 R)
• M5: 1,103,883 km (0.071 R)
• M6: 1,189,752 km (0.095 R)
• M7: 1,816,866 km (0.066 R)
• M8: 1,952,851 km (0.091 R)
• M9: 2,914,466 km (0.105 R)
• M10: 3,525,872 km (0.084 R)
• M11: 3,738,301 km (0.094 R)
• M12: 4,265,035 km (0.045 R)
• M13: 4,309,915 km (0.12 R)
• M14: 4,628,857 km (0.042 R)
• M15: 5,145,419 km (0.118 R)
• M16: 5,193,290 km (0.066 R)
• M17: 5,483,510 km (0.072 R)
• M18: 5,532,428 km (0.063 R)
• M19: 6,029,243 km (0.078 R)
• M20: 6,436,897 km (0.111 R)
• M21: 8,266,330 km (0.093 R)
• M22: 8,378,678 km (0.119 R)
• M23: 8,775,860 km (0.104 R)
• M24: 8,833,006 km (0.101 R)
• M25: 9,824,691 km (0.11 R)
• M26: 10,003,460 km (0.087 R)
• M27: 10,303,553 km (0.093 R)
• M28: 10,974,201 km (0.079 R)
• M29: 12,165,448 km (0.085 R)
• M30: 12,229,327 km (0.028 R)
• M31: 12,293,205 km (0.102 R)
• M32: 13,529,033 km (0.089 R)
• M33: 14,532,386 km (0.104 R)
• M34: 14,872,123 km (0.067 R)
• M35: 16,327,261 km (0.105 R)
• M36: 16,468,182 km (0.088 R)
• M37: 17,538,106 km (0.083 R)
• M38: 18,190,652 km (0.087 R)
• M39: 18,409,963 km (0.12 R)
• M40: 21,725,500 km (0.072 R)
• M41: 23,849,042 km (0.098 R)
• M42: 25,138,426 km (0.112 R)
• M43: 25,219,658 km (0.066 R)
• M44: 25,709,441 km (0.058 R)
• M45: 27,364,742 km (0.065 R)
• M46: 28,459,050 km (0.057 R)
• M47: 28,883,609 km (0.079 R)
• M48: 28,968,880 km (0.086 R)
• M49: 29,825,327 km (0.095 R)
• M50: 30,170,151 km (0.072 R)
• M51: 30,776,920 km (0.116 R)
• M52: 31,038,267 km (0.118 R)
• M53: 31,914,462 km (0.06 R)
• M54: 33,780,695 km (0.058 R)
• M55: 34,681,873 km (0.077 R)
• M56: 35,773,638 km (0.105 R)
• M57: 36,140,003 km (0.065 R)
• M58: 37,153,978 km (0.093 R)
• M59: 37,525,130 km (0.068 R)
• M60: 37,897,329 km (0.105 R)
• M61: 38,739,416 km (0.096 R)
• M62: 39,304,297 km (0.102 R)
• M63: 40,823,763 km (0.117 R)
• M64: 42,168,947 km (0.114 R)
• M65: 43,528,642 km (0.116 R)
• M66: 44,312,086 km (0.117 R)
• M67: 45,199,052 km (0.114 R)
• M68: 46,191,335 km (0.058 R)
• M69: 49,312,694 km (0.083 R)
• M70: 49,414,570 km (0.103 R)
• M71: 49,618,472 km (0.077 R)
• M72: 52,086,388 km (0.116 R)
• M73: 54,488,631 km (0.101 R)
• M74: 57,033,590 km (0.107 R)
• M75: 57,998,047 km (0.086 R)
• M76: 59,942,670 km (0.057 R)
• M77: 60,160,185 km (0.119 R)
• M78: 60,268,943 km (0.029 R)
• M79: 63,231,130 km (0.048 R)
• M80: 63,452,535 km (0.115 R)
• M81: 65,008,802 km (0.1 R)
• M82: 66,128,093 km (0.084 R)
• M83: 66,465,137 km (0.113 R)
• M84: 66,690,282 km (0.094 R)
• M85: 67,141,020 km (0.114 R)
• M86: 67,479,710 km (0.106 R)
• M87: 67,592,806 km (0.108 R)
• M88: 69,410,121 km (0.101 R)
• M89: 71,819,544 km (0.08 R)
• M90: 72,744,657 km (0.085 R)
• M91: 72,860,446 km (0.119 R)
• M92: 74,606,552 km (0.119 R)
• M93: 75,308,765 km (0.109 R)
• M94: 76,602,038 km (0.095 R)
• M95: 77,428,716 km (0.054 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 12,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit