🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.52 AU - 0.68 AU

Year: 168 Days

Day: 12.1 Hours

Environment

Temp: 167 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.93 AU - 1.25 AU

Year: 412 Days

Day: 15 Hours

Environment

Temp: 13 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.03 AU - 1.25 AU

Year: 440 Days

Day: 19.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 22,759,016 km

• M1: 721,959 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.13 AU - 1.25 AU

Year: 469 Days

Day: 19.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.03 AU - 1.41 AU

Year: 487 Days

Day: 21.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.69 AU - 5.51 AU

Year: 3568 Days

Day: 16.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,759,016 km

• M1: 1,675,795 km (0.092 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814

Radius: 10.7

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.21 AU - 6.45 AU

Year: 5091 Days

Day: 7.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 22,759,016 km

• M1: 224,247 km (0.113 R)
• M2: 504,294 km (0.086 R)
• M3: 1,018,014 km (0.1 R)
• M4: 1,198,728 km (0.068 R)
• M5: 1,341,444 km (0.079 R)
• M6: 1,785,600 km (0.116 R)
• M7: 1,858,006 km (0.043 R)
• M8: 1,931,458 km (0.099 R)
• M9: 2,274,037 km (0.066 R)
• M10: 2,452,657 km (0.092 R)
• M11: 2,615,420 km (0.107 R)
• M12: 2,802,866 km (0.115 R)
• M13: 2,930,323 km (0.102 R)
• M14: 3,059,725 km (0.09 R)
• M15: 3,169,081 km (0.087 R)
• M16: 3,391,683 km (0.107 R)
• M17: 3,688,934 km (0.1 R)
• M18: 3,805,471 km (0.101 R)
• M19: 4,630,652 km (0.093 R)
• M20: 4,960,665 km (0.112 R)
• M21: 5,063,738 km (0.087 R)
• M22: 5,483,211 km (0.09 R)
• M23: 5,589,874 km (0.047 R)
• M24: 5,697,136 km (0.072 R)
• M25: 6,495,839 km (0.117 R)
• M26: 6,808,049 km (0.073 R)
• M27: 7,067,153 km (0.103 R)
• M28: 7,447,281 km (0.112 R)
• M29: 7,744,083 km (0.11 R)
• M30: 7,833,992 km (0.104 R)
• M31: 7,954,268 km (0.081 R)
• M32: 8,627,160 km (0.094 R)
• M33: 9,670,306 km (0.073 R)
• M34: 10,059,559 km (0.055 R)
• M35: 10,321,954 km (0.071 R)
• M36: 10,553,382 km (0.077 R)
• M37: 11,055,133 km (0.062 R)
• M38: 11,530,405 km (0.077 R)
• M39: 11,598,921 km (0.026 R)
• M40: 11,770,660 km (0.114 R)
• M41: 12,151,386 km (0.114 R)
• M42: 12,677,223 km (0.112 R)
• M43: 12,818,742 km (0.088 R)
• M44: 12,925,106 km (0.048 R)
• M45: 13,497,917 km (0.08 R)
• M46: 14,188,760 km (0.107 R)
• M47: 14,262,212 km (0.077 R)
• M48: 14,631,121 km (0.08 R)
• M49: 14,853,872 km (0.118 R)
• M50: 16,138,020 km (0.082 R)
• M51: 16,560,933 km (0.119 R)
• M52: 16,754,513 km (0.097 R)
• M53: 16,948,691 km (0.082 R)
• M54: 17,457,324 km (0.078 R)
• M55: 17,693,688 km (0.037 R)
• M56: 18,529,491 km (0.074 R)
• M57: 19,337,470 km (0.08 R)
• M58: 19,541,222 km (0.094 R)
• M59: 21,323,232 km (0.114 R)
• M60: 22,554,123 km (0.079 R)
• M61: 22,768,646 km (0.026 R)
• M62: 23,027,002 km (0.047 R)
• M63: 23,199,787 km (0.09 R)
• M64: 24,026,465 km (0.099 R)
• M65: 24,113,980 km (0.06 R)
• M66: 24,730,024 km (0.112 R)
• M67: 25,128,702 km (0.104 R)
• M68: 25,217,563 km (0.105 R)
• M69: 25,618,935 km (0.038 R)
• M70: 26,157,337 km (0.087 R)
• M71: 26,926,570 km (0.106 R)
• M72: 27,199,885 km (0.116 R)
• M73: 27,428,171 km (0.04 R)
• M74: 27,886,988 km (0.048 R)
• M75: 28,301,972 km (0.097 R)
• M76: 28,719,051 km (0.094 R)
• M77: 29,888,308 km (0.076 R)
• M78: 30,502,407 km (0.089 R)
• M79: 30,834,814 km (0.113 R)
• M80: 31,120,845 km (0.025 R)
• M81: 31,216,288 km (0.11 R)
• M82: 31,503,367 km (0.06 R)
• M83: 31,935,555 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.6

Radius: 15

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.42 AU - 6.68 AU

Year: 5382 Days

Day: 10.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 135 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 22,759,016 km

• M1: 246,388 km (0.107 R)
• M2: 444,605 km (0.078 R)
• M3: 578,196 km (0.104 R)
• M4: 825,481 km (0.08 R)
• M5: 979,268 km (0.053 R)
• M6: 1,235,678 km (0.093 R)
• M7: 1,655,899 km (0.086 R)
• M8: 1,774,829 km (0.098 R)
• M9: 1,924,427 km (0.091 R)
• M10: 2,149,572 km (0.059 R)
• M11: 2,339,262 km (0.109 R)
• M12: 2,474,050 km (0.065 R)
• M13: 2,673,314 km (0.048 R)
• M14: 2,893,971 km (0.08 R)
• M15: 3,104,455 km (0.1 R)
• M16: 3,320,175 km (0.066 R)
• M17: 3,943,549 km (0.103 R)
• M18: 4,379,627 km (0.106 R)
• M19: 4,678,973 km (0.074 R)
• M20: 4,946,603 km (0.081 R)
• M21: 5,298,158 km (0.098 R)
• M22: 5,397,342 km (0.112 R)
• M23: 5,517,020 km (0.116 R)
• M24: 5,779,714 km (0.056 R)
• M25: 6,067,241 km (0.095 R)
• M26: 6,401,592 km (0.118 R)
• M27: 6,634,965 km (0.088 R)
• M28: 6,763,619 km (0.12 R)
• M29: 7,066,704 km (0.093 R)
• M30: 7,507,719 km (0.086 R)
• M31: 8,025,926 km (0.101 R)
• M32: 8,301,036 km (0.113 R)
• M33: 8,509,426 km (0.079 R)
• M34: 8,813,409 km (0.05 R)
• M35: 9,192,640 km (0.11 R)
• M36: 9,288,233 km (0.073 R)
• M37: 9,504,701 km (0.087 R)
• M38: 9,844,587 km (0.056 R)
• M39: 10,139,295 km (0.073 R)
• M40: 10,511,644 km (0.057 R)
• M41: 10,737,387 km (0.114 R)
• M42: 11,707,829 km (0.116 R)
• M43: 11,889,590 km (0.033 R)
• M44: 12,020,039 km (0.058 R)
• M45: 12,732,873 km (0.108 R)
• M46: 13,459,470 km (0.12 R)
• M47: 13,650,058 km (0.105 R)
• M48: 14,199,531 km (0.087 R)
• M49: 14,644,285 km (0.119 R)
• M50: 15,519,283 km (0.058 R)
• M51: 16,353,142 km (0.1 R)
• M52: 16,907,402 km (0.119 R)
• M53: 17,024,836 km (0.093 R)
• M54: 17,260,602 km (0.059 R)
• M55: 17,705,656 km (0.107 R)
• M56: 17,944,564 km (0.113 R)
• M57: 18,335,014 km (0.113 R)
• M58: 18,849,930 km (0.118 R)
• M59: 19,308,298 km (0.105 R)
• M60: 19,585,054 km (0.111 R)
• M61: 19,739,289 km (0.108 R)
• M62: 20,173,572 km (0.112 R)
• M63: 20,360,719 km (0.098 R)
• M64: 20,610,996 km (0.039 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.3

Radius: 12.4

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.21 AU - 7.93 AU

Year: 6799 Days

Day: 8.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 22,759,016 km

• M1: 201,209 km (0.096 R)
• M2: 305,778 km (0.083 R)
• M3: 398,678 km (0.102 R)
• M4: 517,908 km (0.04 R)
• M5: 694,733 km (0.102 R)
• M6: 845,677 km (0.113 R)
• M7: 1,255,425 km (0.111 R)
• M8: 2,043,806 km (0.101 R)
• M9: 2,177,247 km (0.083 R)
• M10: 2,499,930 km (0.074 R)
• M11: 2,619,010 km (0.056 R)
• M12: 2,838,171 km (0.04 R)
• M13: 3,720,349 km (0.046 R)
• M14: 3,802,030 km (0.087 R)
• M15: 3,911,984 km (0.057 R)
• M16: 4,135,184 km (0.083 R)
• M17: 4,770,676 km (0.118 R)
• M18: 5,130,309 km (0.098 R)
• M19: 5,876,055 km (0.083 R)
• M20: 6,035,676 km (0.095 R)
• M21: 6,196,942 km (0.114 R)
• M22: 6,655,759 km (0.1 R)
• M23: 6,788,751 km (0.115 R)
• M24: 7,261,780 km (0.06 R)
• M25: 8,490,726 km (0.082 R)
• M26: 8,926,954 km (0.08 R)
• M27: 9,370,362 km (0.074 R)
• M28: 9,632,457 km (0.099 R)
• M29: 10,471,851 km (0.049 R)
• M30: 11,018,332 km (0.075 R)
• M31: 12,179,511 km (0.079 R)
• M32: 12,506,681 km (0.051 R)
• M33: 14,014,927 km (0.064 R)
• M34: 14,143,132 km (0.068 R)
• M35: 14,314,871 km (0.101 R)
• M36: 14,703,526 km (0.042 R)
• M37: 15,227,268 km (0.109 R)
• M38: 16,518,148 km (0.117 R)
• M39: 17,199,716 km (0.104 R)
• M40: 17,474,826 km (0.096 R)
• M41: 17,705,207 km (0.107 R)
• M42: 18,309,134 km (0.039 R)
• M43: 18,731,149 km (0.111 R)
• M44: 19,346,445 km (0.082 R)
• M45: 21,133,691 km (0.1 R)
• M46: 21,526,984 km (0.088 R)
• M47: 22,671,408 km (0.099 R)
• M48: 23,074,125 km (0.071 R)
• M49: 23,225,668 km (0.076 R)
• M50: 23,580,813 km (0.112 R)
• M51: 24,296,340 km (0.1 R)
• M52: 24,399,114 km (0.059 R)
• M53: 25,174,778 km (0.097 R)
• M54: 25,591,708 km (0.049 R)
• M55: 25,958,522 km (0.072 R)
• M56: 26,379,789 km (0.104 R)
• M57: 26,697,236 km (0.071 R)
• M58: 27,389,425 km (0.074 R)
• M59: 27,818,322 km (0.076 R)
• M60: 28,195,459 km (0.081 R)
• M61: 28,574,240 km (0.09 R)
• M62: 28,845,910 km (0.109 R)
• M63: 29,501,298 km (0.1 R)
• M64: 29,720,759 km (0.11 R)
• M65: 30,604,433 km (0.099 R)
• M66: 31,552,884 km (0.07 R)
• M67: 31,721,181 km (0.057 R)
• M68: 32,340,965 km (0.1 R)
• M69: 34,570,871 km (0.117 R)
• M70: 35,558,367 km (0.104 R)
• M71: 35,733,546 km (0.082 R)
• M72: 35,967,666 km (0.105 R)
• M73: 36,613,929 km (0.058 R)
• M74: 37,382,713 km (0.103 R)
• M75: 37,798,894 km (0.062 R)
• M76: 38,996,425 km (0.112 R)
• M77: 39,539,465 km (0.092 R)
• M78: 40,328,145 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.3

Radius: 6.6

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 10.92 AU - 15.88 AU

Year: 17740 Days

Day: 23.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 22,759,016 km

• M1: 328,068 km (0.086 R)
• M2: 374,593 km (0.102 R)
• M3: 423,661 km (0.093 R)
• M4: 557,252 km (0.109 R)
• M5: 735,573 km (0.091 R)
• M6: 853,605 km (0.107 R)
• M7: 1,560,755 km (0.061 R)
• M8: 1,713,793 km (0.118 R)
• M9: 2,765,017 km (0.103 R)
• M10: 4,283,585 km (0.115 R)
• M11: 5,123,877 km (0.108 R)
• M12: 5,206,455 km (0.116 R)
• M13: 5,754,581 km (0.099 R)
• M14: 6,254,537 km (0.061 R)
• M15: 6,365,090 km (0.094 R)
• M16: 6,431,661 km (0.072 R)
• M17: 6,723,228 km (0.112 R)
• M18: 7,365,601 km (0.078 R)
• M19: 7,482,437 km (0.087 R)
• M20: 7,552,748 km (0.081 R)
• M21: 7,646,994 km (0.1 R)
• M22: 8,487,435 km (0.11 R)
• M23: 9,712,791 km (0.064 R)
• M24: 10,124,784 km (0.119 R)
• M25: 10,254,635 km (0.1 R)
• M26: 11,665,492 km (0.097 R)
• M27: 12,213,469 km (0.031 R)
• M28: 13,792,325 km (0.119 R)
• M29: 13,965,260 km (0.111 R)
• M30: 14,342,397 km (0.102 R)
• M31: 15,166,083 km (0.117 R)
• M32: 15,974,809 km (0.056 R)
• M33: 19,379,507 km (0.107 R)
• M34: 20,027,714 km (0.095 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 15,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit