🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.3

Radius: 10.2

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.9 AU - 1.04 AU

Year: 617 Days

Day: 5.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,016,884 km

• M1: 127,009 km (0.066 R)
• M2: 726,447 km (0.109 R)
• M3: 1,098,198 km (0.085 R)
• M4: 1,516,174 km (0.096 R)
• M5: 1,889,720 km (0.051 R)
• M6: 2,295,131 km (0.082 R)
• M7: 3,133,776 km (0.083 R)
• M8: 4,392,642 km (0.107 R)
• M9: 4,940,769 km (0.037 R)
• M10: 5,266,593 km (0.069 R)
• M11: 6,115,411 km (0.109 R)
• M12: 6,634,217 km (0.099 R)
• M13: 7,511,608 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.1

Radius: 14.5

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.13 AU - 1.57 AU

Year: 1013 Days

Day: 13.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,016,884 km

• M1: 180,565 km (0.063 R)
• M2: 634,893 km (0.085 R)
• M3: 1,210,696 km (0.092 R)
• M4: 1,685,669 km (0.095 R)
• M5: 2,497,836 km (0.083 R)
• M6: 3,120,612 km (0.035 R)
• M7: 3,772,858 km (0.082 R)
• M8: 4,241,399 km (0.053 R)
• M9: 4,852,207 km (0.112 R)
• M10: 5,731,693 km (0.118 R)
• M11: 6,396,506 km (0.095 R)
• M12: 6,933,861 km (0.091 R)
• M13: 8,601,578 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274

Radius: 13.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.25 AU - 1.61 AU

Year: 1104 Days

Day: 10.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,016,884 km

• M1: 171,738 km (0.083 R)
• M2: 732,132 km (0.092 R)
• M3: 1,336,208 km (0.102 R)
• M4: 1,780,963 km (0.1 R)
• M5: 2,228,260 km (0.112 R)
• M6: 2,819,770 km (0.069 R)
• M7: 3,305,215 km (0.066 R)
• M8: 4,079,684 km (0.097 R)
• M9: 6,010,842 km (0.073 R)
• M10: 6,993,551 km (0.115 R)
• M11: 7,706,385 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.6

Radius: 9.8

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.55 AU - 1.97 AU

Year: 1508 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,016,884 km

• M1: 128,505 km (0.081 R)
• M2: 618,886 km (0.062 R)
• M3: 1,035,367 km (0.048 R)
• M4: 1,489,247 km (0.096 R)
• M5: 1,845,589 km (0.111 R)
• M6: 3,197,206 km (0.116 R)
• M7: 3,936,967 km (0.112 R)
• M8: 4,357,188 km (0.117 R)
• M9: 4,686,752 km (0.083 R)
• M10: 5,180,574 km (0.111 R)
• M11: 6,080,705 km (0.036 R)
• M12: 6,924,736 km (0.054 R)
• M13: 7,456,706 km (0.078 R)
• M14: 9,092,110 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.8

Radius: 13.1

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.9 AU - 2.64 AU

Year: 2208 Days

Day: 10 Hours

Environment

Temp: -200 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,016,884 km

• M1: 162,912 km (0.043 R)
• M2: 574,157 km (0.113 R)
• M3: 995,275 km (0.047 R)
• M4: 1,578,856 km (0.085 R)
• M5: 2,063,403 km (0.026 R)
• M6: 3,552,501 km (0.072 R)
• M7: 4,207,440 km (0.111 R)
• M8: 4,879,135 km (0.111 R)
• M9: 5,462,566 km (0.115 R)
• M10: 5,900,738 km (0.104 R)
• M11: 8,069,608 km (0.119 R)
• M12: 8,578,540 km (0.11 R)
• M13: 9,463,711 km (0.071 R)
• M14: 12,805,129 km (0.09 R)
• M15: 13,416,087 km (0.116 R)
• M16: 14,003,707 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.8

Radius: 10.8

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.75 AU - 3.05 AU

Year: 3189 Days

Day: 14.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,016,884 km

• M1: 158,424 km (0.102 R)
• M2: 803,789 km (0.041 R)
• M3: 1,281,007 km (0.068 R)
• M4: 1,819,260 km (0.099 R)
• M5: 2,623,199 km (0.052 R)
• M6: 3,045,813 km (0.103 R)
• M7: 3,649,440 km (0.111 R)
• M8: 4,012,813 km (0.089 R)
• M9: 5,038,307 km (0.091 R)
• M10: 5,450,000 km (0.046 R)
• M11: 6,098,956 km (0.079 R)
• M12: 6,544,458 km (0.062 R)
• M13: 7,011,652 km (0.114 R)
• M14: 7,702,944 km (0.115 R)
• M15: 9,541,951 km (0.098 R)
• M16: 10,674,706 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.6

Radius: 13

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.8 AU - 3.62 AU

Year: 3713 Days

Day: 13 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,016,884 km

• M1: 161,865 km (0.118 R)
• M2: 1,103,583 km (0.081 R)
• M3: 1,870,721 km (0.055 R)
• M4: 2,744,223 km (0.101 R)
• M5: 3,327,655 km (0.104 R)
• M6: 3,977,807 km (0.066 R)
• M7: 5,477,227 km (0.069 R)
• M8: 5,979,427 km (0.084 R)
• M9: 8,057,940 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.6

Radius: 9.2

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.41 AU - 4.25 AU

Year: 4840 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,016,884 km

• M1: 114,442 km (0.103 R)
• M2: 607,218 km (0.118 R)
• M3: 2,810,794 km (0.117 R)
• M4: 3,872,939 km (0.1 R)
• M5: 4,245,737 km (0.042 R)
• M6: 4,811,666 km (0.099 R)
• M7: 5,594,212 km (0.045 R)
• M8: 8,593,051 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.2

Radius: 6.1

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.18 AU - 9.74 AU

Year: 18787 Days

Day: 17.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 147.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,016,884 km

• M1: 75,996 km (0.099 R)
• M2: 293,062 km (0.089 R)
• M3: 534,364 km (0.114 R)
• M4: 930,648 km (0.087 R)
• M5: 1,252,882 km (0.08 R)
• M6: 1,492,239 km (0.092 R)
• M7: 1,728,753 km (0.088 R)
• M8: 2,257,881 km (0.103 R)
• M9: 2,865,697 km (0.07 R)
• M10: 3,442,097 km (0.1 R)
• M11: 3,829,107 km (0.09 R)
• M12: 5,710,600 km (0.044 R)
• M13: 6,619,407 km (0.068 R)
• M14: 7,851,644 km (0.097 R)
• M15: 8,278,297 km (0.037 R)
• M16: 9,704,863 km (0.059 R)
• M17: 10,704,027 km (0.112 R)
• M18: 11,407,137 km (0.087 R)
• M19: 11,770,061 km (0.102 R)
• M20: 18,096,705 km (0.099 R)
• M21: 19,347,642 km (0.113 R)
• M22: 19,690,820 km (0.1 R)
• M23: 23,737,442 km (0.042 R)
• M24: 26,899,642 km (0.111 R)
• M25: 28,747,774 km (0.116 R)
• M26: 32,453,014 km (0.114 R)
• M27: 35,560,162 km (0.097 R)
• M28: 36,075,078 km (0.08 R)
• M29: 39,406,323 km (0.106 R)
• M30: 45,153,425 km (0.112 R)
• M31: 46,519,403 km (0.105 R)
• M32: 48,856,720 km (0.043 R)
• M33: 53,933,024 km (0.109 R)
• M34: 55,297,955 km (0.087 R)
• M35: 55,815,564 km (0.118 R)
• M36: 56,162,481 km (0.077 R)
• M37: 58,096,333 km (0.085 R)
• M38: 60,256,227 km (0.086 R)
• M39: 60,804,354 km (0.059 R)
• M40: 61,355,921 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.7

Radius: 5.5

Gravity: 22.14 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 9.33 AU - 11.31 AU

Year: 21406 Days

Day: 18.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,016,884 km

• M1: 69,413 km (0.105 R)
• M2: 484,248 km (0.108 R)
• M3: 662,868 km (0.107 R)
• M4: 897,587 km (0.115 R)
• M5: 1,146,219 km (0.077 R)
• M6: 1,728,304 km (0.065 R)
• M7: 2,489,309 km (0.086 R)
• M8: 2,704,131 km (0.093 R)
• M9: 3,144,098 km (0.109 R)
• M10: 4,503,943 km (0.077 R)
• M11: 6,301,661 km (0.093 R)
• M12: 7,214,657 km (0.106 R)
• M13: 7,554,244 km (0.071 R)
• M14: 7,853,589 km (0.11 R)
• M15: 8,690,739 km (0.062 R)
• M16: 9,760,363 km (0.045 R)
• M17: 10,296,522 km (0.097 R)
• M18: 11,362,407 km (0.066 R)
• M19: 11,623,605 km (0.025 R)
• M20: 12,430,985 km (0.07 R)
• M21: 12,638,627 km (0.112 R)
• M22: 13,060,642 km (0.066 R)
• M23: 23,180,938 km (0.072 R)
• M24: 23,390,375 km (0.091 R)
• M25: 26,801,057 km (0.12 R)
• M26: 28,684,644 km (0.118 R)
• M27: 29,047,419 km (0.106 R)
• M28: 32,713,165 km (0.114 R)
• M29: 33,241,694 km (0.088 R)
• M30: 42,649,455 km (0.086 R)
• M31: 43,757,527 km (0.091 R)
• M32: 45,047,210 km (0.07 R)
• M33: 51,877,101 km (0.082 R)
• M34: 56,289,340 km (0.119 R)
• M35: 58,006,425 km (0.083 R)
• M36: 63,366,516 km (0.097 R)
• M37: 68,615,457 km (0.079 R)
• M38: 75,977,767 km (0.069 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 16,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit