🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.9

Radius: 14.4

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.5 AU - 0.56 AU

Year: 257 Days

Day: 9.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 93,495,159 km

• M1: 179,069 km (0.047 R)
• M2: 908,657 km (0.07 R)
• M3: 1,388,717 km (0.108 R)
• M4: 1,863,541 km (0.088 R)
• M5: 2,573,233 km (0.103 R)
• M6: 3,039,978 km (0.061 R)
• M7: 3,553,249 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.6

Radius: 8.8

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.58 AU - 0.6 AU

Year: 302 Days

Day: 5.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,495,159 km

• M1: 109,506 km (0.095 R)
• M2: 524,939 km (0.053 R)
• M3: 919,728 km (0.035 R)
• M4: 1,596,808 km (0.111 R)
• M5: 2,125,935 km (0.106 R)
• M6: 2,510,851 km (0.074 R)
• M7: 3,001,831 km (0.109 R)
• M8: 3,356,527 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.6

Radius: 14.8

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.65 AU - 0.85 AU

Year: 433 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,495,159 km

• M1: 184,155 km (0.081 R)
• M2: 652,097 km (0.114 R)
• M3: 1,197,531 km (0.088 R)
• M4: 1,742,516 km (0.096 R)
• M5: 2,834,880 km (0.117 R)
• M6: 3,563,122 km (0.081 R)
• M7: 4,305,576 km (0.114 R)
• M8: 4,910,251 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.3

Radius: 11.4

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.69 AU - 2.19 AU

Year: 1802 Days

Day: 12.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,495,159 km

• M1: 141,968 km (0.099 R)
• M2: 497,712 km (0.091 R)
• M3: 868,416 km (0.044 R)
• M4: 1,833,472 km (0.098 R)
• M5: 2,835,029 km (0.077 R)
• M6: 3,332,442 km (0.113 R)
• M7: 5,079,745 km (0.079 R)
• M8: 6,926,830 km (0.095 R)
• M9: 7,291,101 km (0.082 R)
• M10: 8,698,518 km (0.049 R)
• M11: 9,561,698 km (0.111 R)
• M12: 10,720,034 km (0.077 R)
• M13: 11,675,815 km (0.062 R)
• M14: 12,306,220 km (0.088 R)
• M15: 12,803,334 km (0.096 R)
• M16: 13,554,165 km (0.102 R)

Asteroid Belt

Center: 3.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.9

Radius: 8.7

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.36 AU - 5.46 AU

Year: 6176 Days

Day: 13.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,495,159 km

• M1: 108,758 km (0.11 R)
• M2: 380,876 km (0.107 R)
• M3: 728,242 km (0.094 R)
• M4: 1,019,210 km (0.031 R)
• M5: 1,310,926 km (0.117 R)
• M6: 2,008,052 km (0.089 R)
• M7: 2,338,963 km (0.088 R)
• M8: 2,687,825 km (0.118 R)
• M9: 3,297,586 km (0.067 R)
• M10: 4,873,001 km (0.074 R)
• M11: 5,182,519 km (0.064 R)
• M12: 6,093,869 km (0.075 R)
• M13: 6,420,292 km (0.117 R)
• M14: 7,768,617 km (0.091 R)
• M15: 8,429,391 km (0.084 R)
• M16: 9,382,330 km (0.104 R)
• M17: 11,748,818 km (0.106 R)
• M18: 12,051,156 km (0.03 R)
• M19: 12,936,177 km (0.104 R)
• M20: 15,188,522 km (0.114 R)
• M21: 15,547,557 km (0.118 R)
• M22: 16,096,731 km (0.115 R)
• M23: 20,022,478 km (0.117 R)
• M24: 20,599,627 km (0.113 R)
• M25: 22,474,986 km (0.098 R)
• M26: 25,371,500 km (0.079 R)
• M27: 26,132,803 km (0.106 R)
• M28: 28,057,679 km (0.112 R)
• M29: 29,608,411 km (0.112 R)
• M30: 32,285,764 km (0.119 R)
• M31: 33,481,051 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.7

Radius: 9.6

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.75 AU - 6.15 AU

Year: 8484 Days

Day: 8.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,495,159 km

• M1: 120,277 km (0.072 R)
• M2: 908,957 km (0.078 R)
• M3: 1,387,221 km (0.103 R)
• M4: 2,813,936 km (0.114 R)
• M5: 3,389,439 km (0.089 R)
• M6: 4,891,402 km (0.076 R)
• M7: 7,319,225 km (0.062 R)
• M8: 9,974,588 km (0.06 R)
• M9: 11,258,437 km (0.097 R)
• M10: 12,593,747 km (0.103 R)
• M11: 13,213,681 km (0.096 R)
• M12: 15,704,635 km (0.081 R)
• M13: 18,207,407 km (0.102 R)
• M14: 18,999,977 km (0.102 R)
• M15: 23,564,058 km (0.067 R)
• M16: 28,234,504 km (0.04 R)
• M17: 34,240,709 km (0.119 R)
• M18: 36,229,912 km (0.098 R)
• M19: 37,945,650 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.8

Radius: 6.6

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.04 AU - 7.04 AU

Year: 9899 Days

Day: 21.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,495,159 km

• M1: 89,460 km (0.111 R)
• M2: 316,848 km (0.034 R)
• M3: 912,098 km (0.047 R)
• M4: 1,506,451 km (0.119 R)
• M5: 1,931,309 km (0.063 R)
• M6: 3,429,830 km (0.079 R)
• M7: 3,854,240 km (0.109 R)
• M8: 4,754,220 km (0.114 R)
• M9: 6,226,413 km (0.119 R)
• M10: 6,520,522 km (0.103 R)
• M11: 7,422,448 km (0.087 R)
• M12: 8,483,994 km (0.117 R)
• M13: 10,764,464 km (0.117 R)
• M14: 11,284,317 km (0.093 R)
• M15: 11,623,755 km (0.08 R)
• M16: 13,478,020 km (0.057 R)
• M17: 15,343,506 km (0.111 R)
• M18: 15,640,308 km (0.072 R)
• M19: 16,368,550 km (0.116 R)
• M20: 19,370,381 km (0.115 R)
• M21: 19,997,795 km (0.075 R)
• M22: 26,606,879 km (0.117 R)
• M23: 30,726,804 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.7

Radius: 7.3

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.66 AU - 7.42 AU

Year: 11153 Days

Day: 18.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,495,159 km

• M1: 123,269 km (0.11 R)
• M2: 566,677 km (0.115 R)
• M3: 846,425 km (0.097 R)
• M4: 1,597,107 km (0.067 R)
• M5: 1,993,990 km (0.086 R)
• M6: 2,438,595 km (0.054 R)
• M7: 2,711,312 km (0.063 R)
• M8: 3,158,460 km (0.101 R)
• M9: 3,546,666 km (0.049 R)
• M10: 3,830,304 km (0.051 R)
• M11: 4,543,138 km (0.119 R)
• M12: 5,833,120 km (0.081 R)
• M13: 7,143,747 km (0.099 R)
• M14: 7,562,023 km (0.092 R)
• M15: 11,995,056 km (0.117 R)
• M16: 14,256,976 km (0.077 R)
• M17: 15,545,762 km (0.072 R)
• M18: 17,217,369 km (0.04 R)
• M19: 21,409,998 km (0.049 R)
• M20: 22,796,771 km (0.108 R)
• M21: 23,474,150 km (0.098 R)
• M22: 24,632,785 km (0.095 R)
• M23: 26,813,623 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.7

Radius: 3.1

Gravity: 66.46 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.04 AU - 8.86 AU

Year: 14948 Days

Day: 22.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,495,159 km

• M1: 38,596 km (0.101 R)
• M2: 182,509 km (0.11 R)
• M3: 366,515 km (0.118 R)
• M4: 621,430 km (0.059 R)
• M5: 802,593 km (0.084 R)
• M6: 949,348 km (0.035 R)
• M7: 1,053,019 km (0.066 R)
• M8: 1,242,710 km (0.099 R)
• M9: 1,381,536 km (0.067 R)
• M10: 1,500,018 km (0.094 R)
• M11: 2,158,248 km (0.118 R)
• M12: 3,112,533 km (0.086 R)
• M13: 3,695,666 km (0.085 R)
• M14: 7,458,950 km (0.111 R)
• M15: 12,991,079 km (0.092 R)
• M16: 14,690,361 km (0.091 R)
• M17: 21,567,824 km (0.071 R)
• M18: 24,931,084 km (0.097 R)
• M19: 26,264,449 km (0.059 R)
• M20: 45,086,853 km (0.077 R)
• M21: 55,876,600 km (0.107 R)
• M22: 56,919,297 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.8

Radius: 5.1

Gravity: 36.9 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8.34 AU - 12.86 AU

Year: 23014 Days

Day: 21.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,495,159 km

• M1: 63,579 km (0.074 R)
• M2: 259,403 km (0.112 R)
• M3: 483,201 km (0.118 R)
• M4: 684,261 km (0.085 R)
• M5: 1,018,163 km (0.117 R)
• M6: 1,338,901 km (0.073 R)
• M7: 1,668,016 km (0.072 R)
• M8: 1,861,895 km (0.105 R)
• M9: 2,437,697 km (0.108 R)
• M10: 3,513,456 km (0.088 R)
• M11: 7,134,921 km (0.108 R)
• M12: 8,186,295 km (0.105 R)
• M13: 8,408,298 km (0.103 R)
• M14: 9,518,165 km (0.079 R)
• M15: 13,506,145 km (0.069 R)
• M16: 15,439,099 km (0.057 R)
• M17: 16,647,999 km (0.098 R)
• M18: 17,094,549 km (0.032 R)
• M19: 19,943,491 km (0.078 R)
• M20: 21,166,453 km (0.068 R)
• M21: 21,585,028 km (0.104 R)
• M22: 22,116,100 km (0.114 R)
• M23: 26,439,180 km (0.101 R)
• M24: 28,543,423 km (0.114 R)
• M25: 31,836,671 km (0.05 R)
• M26: 35,082,197 km (0.097 R)
• M27: 36,410,027 km (0.063 R)
• M28: 38,696,780 km (0.104 R)
• M29: 41,239,795 km (0.111 R)
• M30: 45,606,108 km (0.044 R)
• M31: 49,167,285 km (0.091 R)
• M32: 59,698,825 km (0.059 R)
• M33: 61,376,566 km (0.068 R)
• M34: 65,045,753 km (0.069 R)
• M35: 65,708,172 km (0.097 R)
• M36: 70,470,919 km (0.104 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: 363 - 11,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit