🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.1

Radius: 10.8

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.6 AU - 0.88 AU

Year: 424 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,132,728 km

• M1: 134,339 km (0.114 R)
• M2: 501,452 km (0.039 R)
• M3: 948,451 km (0.103 R)
• M4: 1,319,752 km (0.089 R)
• M5: 2,000,273 km (0.062 R)
• M6: 3,082,015 km (0.056 R)
• M7: 3,776,000 km (0.102 R)
• M8: 4,268,476 km (0.091 R)
• M9: 4,611,354 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.1

Radius: 12.9

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.43 AU - 2.35 AU

Year: 1733 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,132,728 km

• M1: 160,668 km (0.101 R)
• M2: 872,305 km (0.046 R)
• M3: 1,302,549 km (0.098 R)
• M4: 1,868,178 km (0.086 R)
• M5: 2,309,791 km (0.109 R)
• M6: 3,105,652 km (0.097 R)
• M7: 3,584,515 km (0.047 R)
• M8: 4,692,287 km (0.095 R)
• M9: 5,970,301 km (0.096 R)
• M10: 6,566,748 km (0.076 R)
• M11: 8,657,528 km (0.065 R)
• M12: 10,133,610 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.7

Radius: 12.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.08 AU - 2.24 AU

Year: 2117 Days

Day: 5.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,132,728 km

• M1: 157,975 km (0.11 R)
• M2: 606,320 km (0.117 R)
• M3: 1,267,393 km (0.093 R)
• M4: 1,869,076 km (0.099 R)
• M5: 2,302,012 km (0.102 R)
• M6: 3,818,486 km (0.104 R)
• M7: 4,844,577 km (0.112 R)
• M8: 6,382,593 km (0.108 R)
• M9: 6,952,262 km (0.119 R)
• M10: 8,007,974 km (0.105 R)
• M11: 8,769,128 km (0.099 R)
• M12: 9,578,004 km (0.107 R)
• M13: 10,399,296 km (0.092 R)
• M14: 10,959,839 km (0.104 R)
• M15: 11,698,703 km (0.118 R)
• M16: 12,223,193 km (0.091 R)
• M17: 14,342,845 km (0.096 R)
• M18: 15,562,068 km (0.093 R)
• M19: 16,147,594 km (0.055 R)
• M20: 17,623,377 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.2

Radius: 8.6

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.7 AU - 2.74 AU

Year: 2991 Days

Day: 8.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 150.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,132,728 km

• M1: 106,962 km (0.084 R)
• M2: 734,226 km (0.1 R)
• M3: 1,414,897 km (0.059 R)
• M4: 1,712,297 km (0.067 R)
• M5: 2,558,572 km (0.042 R)
• M6: 4,901,425 km (0.065 R)
• M7: 6,822,112 km (0.094 R)
• M8: 10,944,580 km (0.117 R)
• M9: 12,075,391 km (0.075 R)
• M10: 13,816,261 km (0.116 R)
• M11: 14,516,529 km (0.083 R)
• M12: 23,081,306 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.8

Radius: 13.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.36 AU - 3.72 AU

Year: 4442 Days

Day: 12.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,132,728 km

• M1: 169,644 km (0.116 R)
• M2: 688,150 km (0.083 R)
• M3: 1,276,967 km (0.088 R)
• M4: 1,973,944 km (0.104 R)
• M5: 2,699,194 km (0.061 R)
• M6: 3,416,815 km (0.113 R)
• M7: 4,136,232 km (0.101 R)
• M8: 5,550,081 km (0.068 R)
• M9: 7,059,075 km (0.093 R)
• M10: 10,109,226 km (0.086 R)
• M11: 11,882,708 km (0.098 R)
• M12: 12,346,163 km (0.084 R)
• M13: 13,086,223 km (0.093 R)
• M14: 13,580,644 km (0.101 R)
• M15: 14,087,482 km (0.116 R)
• M16: 14,895,759 km (0.103 R)
• M17: 15,336,026 km (0.114 R)
• M18: 16,242,888 km (0.077 R)
• M19: 17,025,584 km (0.086 R)
• M20: 18,441,678 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.3

Radius: 12.2

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.77 AU - 4.61 AU

Year: 5719 Days

Day: 12.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,132,728 km

• M1: 151,692 km (0.083 R)
• M2: 644,916 km (0.054 R)
• M3: 1,074,711 km (0.05 R)
• M4: 1,521,111 km (0.064 R)
• M5: 2,077,914 km (0.063 R)
• M6: 2,511,449 km (0.116 R)
• M7: 3,692,674 km (0.1 R)
• M8: 4,144,160 km (0.106 R)
• M9: 4,607,166 km (0.104 R)
• M10: 5,104,728 km (0.038 R)
• M11: 5,873,512 km (0.043 R)
• M12: 6,491,650 km (0.065 R)
• M13: 6,949,719 km (0.081 R)
• M14: 9,042,742 km (0.119 R)
• M15: 9,573,665 km (0.064 R)
• M16: 10,563,854 km (0.058 R)
• M17: 10,969,563 km (0.118 R)
• M18: 12,747,833 km (0.08 R)
• M19: 15,735,751 km (0.113 R)
• M20: 17,927,061 km (0.081 R)
• M21: 19,834,733 km (0.045 R)
• M22: 23,359,857 km (0.063 R)
• M23: 23,895,417 km (0.113 R)
• M24: 26,283,897 km (0.065 R)
• M25: 27,451,359 km (0.083 R)
• M26: 28,219,993 km (0.057 R)
• M27: 29,979,264 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.5

Radius: 12.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.35 AU - 6.45 AU

Year: 8368 Days

Day: 7.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,132,728 km

• M1: 156,928 km (0.095 R)
• M2: 631,602 km (0.1 R)
• M3: 1,347,877 km (0.085 R)
• M4: 1,936,694 km (0.108 R)
• M5: 2,368,882 km (0.102 R)
• M6: 2,813,038 km (0.117 R)
• M7: 4,255,611 km (0.088 R)
• M8: 5,126,719 km (0.092 R)
• M9: 5,534,972 km (0.09 R)
• M10: 6,173,156 km (0.118 R)
• M11: 6,636,012 km (0.104 R)
• M12: 8,535,606 km (0.074 R)
• M13: 9,072,064 km (0.059 R)
• M14: 9,469,096 km (0.093 R)
• M15: 10,340,654 km (0.112 R)
• M16: 12,484,541 km (0.108 R)
• M17: 13,946,860 km (0.071 R)
• M18: 14,423,030 km (0.112 R)
• M19: 16,790,566 km (0.09 R)
• M20: 18,191,550 km (0.096 R)
• M21: 19,081,657 km (0.079 R)
• M22: 22,788,992 km (0.11 R)
• M23: 23,823,311 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.6

Radius: 6.4

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.45 AU - 8.69 AU

Year: 12536 Days

Day: 20.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,132,728 km

• M1: 79,586 km (0.112 R)
• M2: 284,834 km (0.09 R)
• M3: 552,016 km (0.062 R)
• M4: 914,043 km (0.108 R)
• M5: 1,357,301 km (0.079 R)
• M6: 1,952,103 km (0.118 R)
• M7: 2,337,766 km (0.114 R)
• M8: 2,538,676 km (0.086 R)
• M9: 2,795,087 km (0.05 R)
• M10: 3,092,338 km (0.119 R)
• M11: 3,564,618 km (0.099 R)
• M12: 3,859,326 km (0.094 R)
• M13: 4,810,170 km (0.111 R)
• M14: 7,333,587 km (0.07 R)
• M15: 7,678,859 km (0.113 R)
• M16: 7,900,264 km (0.104 R)
• M17: 11,406,838 km (0.076 R)
• M18: 11,811,949 km (0.092 R)
• M19: 13,211,138 km (0.095 R)
• M20: 14,313,973 km (0.107 R)
• M21: 15,759,238 km (0.11 R)
• M22: 17,375,045 km (0.105 R)
• M23: 24,275,845 km (0.119 R)
• M24: 29,878,884 km (0.064 R)
• M25: 30,427,309 km (0.06 R)
• M26: 34,575,957 km (0.058 R)
• M27: 34,937,835 km (0.117 R)
• M28: 36,162,293 km (0.054 R)
• M29: 40,006,809 km (0.103 R)
• M30: 41,346,607 km (0.087 R)
• M31: 43,973,995 km (0.04 R)
• M32: 46,271,220 km (0.115 R)
• M33: 53,319,075 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.7

Radius: 7.7

Gravity: 14.65 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.05 AU - 7.99 AU

Year: 13752 Days

Day: 15.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,132,728 km

• M1: 95,743 km (0.058 R)
• M2: 1,145,620 km (0.086 R)
• M3: 1,642,136 km (0.087 R)
• M4: 2,525,960 km (0.083 R)
• M5: 3,160,105 km (0.088 R)
• M6: 4,576,049 km (0.113 R)
• M7: 4,876,143 km (0.085 R)
• M8: 5,189,251 km (0.082 R)
• M9: 5,741,117 km (0.119 R)
• M10: 6,537,128 km (0.091 R)
• M11: 6,789,649 km (0.096 R)
• M12: 7,269,709 km (0.1 R)
• M13: 7,586,856 km (0.116 R)
• M14: 8,593,949 km (0.114 R)
• M15: 9,000,107 km (0.084 R)
• M16: 10,183,576 km (0.107 R)
• M17: 13,119,883 km (0.11 R)
• M18: 13,454,982 km (0.094 R)
• M19: 14,002,959 km (0.118 R)
• M20: 15,364,001 km (0.077 R)
• M21: 16,191,277 km (0.09 R)
• M22: 16,968,587 km (0.107 R)
• M23: 19,537,033 km (0.081 R)
• M24: 21,788,481 km (0.045 R)
• M25: 23,121,996 km (0.096 R)
• M26: 24,307,709 km (0.089 R)
• M27: 27,666,929 km (0.09 R)
• M28: 32,896,572 km (0.104 R)
• M29: 33,515,458 km (0.118 R)
• M30: 36,726,876 km (0.097 R)
• M31: 41,415,423 km (0.087 R)
• M32: 42,720,215 km (0.094 R)
• M33: 44,052,085 km (0.108 R)
• M34: 49,657,218 km (0.097 R)
• M35: 54,504,039 km (0.088 R)
• M36: 56,775,683 km (0.072 R)
• M37: 58,565,472 km (0.068 R)
• M38: 63,967,900 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.2

Radius: 4

Gravity: 45.89 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.13 AU - 11.25 AU

Year: 18578 Days

Day: 19.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,132,728 km

• M1: 51,611 km (0.056 R)
• M2: 227,987 km (0.04 R)
• M3: 426,653 km (0.065 R)
• M4: 871,258 km (0.091 R)
• M5: 1,061,098 km (0.116 R)
• M6: 1,235,230 km (0.113 R)
• M7: 1,491,790 km (0.064 R)
• M8: 1,675,945 km (0.108 R)
• M9: 2,030,043 km (0.1 R)
• M10: 3,171,924 km (0.117 R)
• M11: 3,448,829 km (0.097 R)
• M12: 4,114,839 km (0.084 R)
• M13: 4,862,529 km (0.083 R)
• M14: 5,306,536 km (0.106 R)
• M15: 5,777,021 km (0.115 R)
• M16: 8,553,857 km (0.094 R)
• M17: 10,587,041 km (0.081 R)
• M18: 11,016,686 km (0.11 R)
• M19: 11,267,412 km (0.081 R)
• M20: 11,586,056 km (0.099 R)
• M21: 13,340,689 km (0.103 R)
• M22: 13,697,331 km (0.094 R)
• M23: 15,110,582 km (0.077 R)
• M24: 18,750,896 km (0.08 R)
• M25: 25,898,383 km (0.097 R)
• M26: 28,751,065 km (0.081 R)
• M27: 30,069,920 km (0.106 R)
• M28: 32,186,730 km (0.118 R)
• M29: 32,698,953 km (0.047 R)
• M30: 37,838,238 km (0.099 R)
• M31: 41,497,402 km (0.074 R)
• M32: 43,334,763 km (0.037 R)
• M33: 48,665,534 km (0.052 R)
• M34: 52,983,227 km (0.064 R)
• M35: 57,174,810 km (0.073 R)
• M36: 65,184,879 km (0.083 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 17,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit