🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.58 AU - 0.68 AU

Year: 323 Days

Day: 41.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.1

Radius: 12.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.9 AU - 1.5 AU

Year: 849 Days

Day: 7 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,226,239 km

• M1: 157,975 km (0.046 R)
• M2: 643,271 km (0.112 R)
• M3: 1,194,838 km (0.118 R)
• M4: 1,655,899 km (0.108 R)
• M5: 2,205,821 km (0.089 R)
• M6: 2,767,710 km (0.116 R)
• M7: 3,167,885 km (0.116 R)
• M8: 3,592,742 km (0.092 R)
• M9: 4,712,333 km (0.107 R)
• M10: 5,789,438 km (0.099 R)
• M11: 6,777,532 km (0.089 R)
• M12: 7,370,537 km (0.081 R)
• M13: 8,713,627 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.3

Radius: 8.3

Gravity: 13.91 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.08 AU - 1.38 AU

Year: 881 Days

Day: 13.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,226,239 km

• M1: 103,223 km (0.088 R)
• M2: 375,790 km (0.099 R)
• M3: 657,483 km (0.103 R)
• M4: 974,181 km (0.102 R)
• M5: 1,432,699 km (0.107 R)
• M6: 2,039,318 km (0.096 R)
• M7: 2,962,786 km (0.049 R)
• M8: 3,264,076 km (0.088 R)
• M9: 4,091,502 km (0.106 R)
• M10: 4,396,532 km (0.081 R)
• M11: 4,826,626 km (0.039 R)
• M12: 5,918,989 km (0.087 R)
• M13: 6,511,846 km (0.114 R)
• M14: 7,462,091 km (0.096 R)
• M15: 8,101,323 km (0.087 R)
• M16: 9,000,257 km (0.076 R)
• M17: 10,085,589 km (0.108 R)
• M18: 10,362,345 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.7

Radius: 11.9

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.24 AU - 1.32 AU

Year: 935 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,226,239 km

• M1: 148,700 km (0.047 R)
• M2: 742,155 km (0.119 R)
• M3: 1,395,000 km (0.103 R)
• M4: 2,194,302 km (0.105 R)
• M5: 2,621,254 km (0.099 R)
• M6: 4,499,455 km (0.103 R)
• M7: 5,176,984 km (0.101 R)
• M8: 6,780,673 km (0.114 R)
• M9: 7,599,123 km (0.118 R)
• M10: 8,587,516 km (0.095 R)
• M11: 9,264,895 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.1

Radius: 12.4

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.06 AU - 2.62 AU

Year: 2311 Days

Day: 5 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,226,239 km

• M1: 154,235 km (0.076 R)
• M2: 720,763 km (0.085 R)
• M3: 1,536,819 km (0.106 R)
• M4: 2,103,795 km (0.074 R)
• M5: 2,581,311 km (0.111 R)
• M6: 3,198,702 km (0.1 R)
• M7: 4,360,928 km (0.109 R)
• M8: 5,121,483 km (0.077 R)
• M9: 6,021,015 km (0.085 R)
• M10: 6,649,027 km (0.076 R)
• M11: 7,052,492 km (0.11 R)
• M12: 8,004,533 km (0.066 R)
• M13: 8,428,494 km (0.103 R)
• M14: 8,936,229 km (0.072 R)
• M15: 10,276,925 km (0.103 R)
• M16: 10,817,572 km (0.042 R)
• M17: 11,255,744 km (0.116 R)
• M18: 12,425,001 km (0.084 R)
• M19: 14,045,146 km (0.115 R)
• M20: 15,549,502 km (0.112 R)
• M21: 19,337,769 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.4

Radius: 12.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.03 AU - 3.25 AU

Year: 3593 Days

Day: 11.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,226,239 km

• M1: 153,188 km (0.08 R)
• M2: 676,182 km (0.082 R)
• M3: 2,034,232 km (0.034 R)
• M4: 2,483,923 km (0.064 R)
• M5: 3,266,470 km (0.107 R)
• M6: 3,993,066 km (0.1 R)
• M7: 5,018,859 km (0.044 R)
• M8: 6,184,226 km (0.044 R)
• M9: 6,830,938 km (0.085 R)
• M10: 11,098,965 km (0.1 R)
• M11: 11,657,713 km (0.115 R)
• M12: 12,831,309 km (0.073 R)
• M13: 13,543,394 km (0.115 R)
• M14: 15,412,919 km (0.037 R)
• M15: 16,769,772 km (0.096 R)
• M16: 17,563,538 km (0.053 R)
• M17: 20,096,080 km (0.065 R)
• M18: 21,780,552 km (0.099 R)
• M19: 22,317,310 km (0.071 R)
• M20: 22,725,562 km (0.046 R)
• M21: 23,417,303 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.8

Radius: 13.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.79 AU - 4.61 AU

Year: 4595 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,226,239 km

• M1: 175,329 km (0.056 R)
• M2: 612,154 km (0.111 R)
• M3: 1,564,046 km (0.12 R)
• M4: 3,105,502 km (0.032 R)
• M5: 3,719,302 km (0.032 R)
• M6: 4,184,252 km (0.076 R)
• M7: 5,541,255 km (0.082 R)
• M8: 6,105,987 km (0.094 R)
• M9: 7,953,520 km (0.103 R)
• M10: 10,341,402 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.2

Radius: 9.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.69 AU - 5.91 AU

Year: 9019 Days

Day: 6.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,226,239 km

• M1: 114,442 km (0.044 R)
• M2: 583,432 km (0.057 R)
• M3: 940,522 km (0.105 R)
• M4: 1,874,013 km (0.116 R)
• M5: 2,481,978 km (0.111 R)
• M6: 2,814,983 km (0.096 R)
• M7: 4,651,895 km (0.097 R)
• M8: 5,030,528 km (0.081 R)
• M9: 5,457,031 km (0.117 R)
• M10: 6,536,230 km (0.114 R)
• M11: 7,308,604 km (0.073 R)
• M12: 8,212,774 km (0.074 R)
• M13: 10,283,956 km (0.082 R)
• M14: 11,875,229 km (0.118 R)
• M15: 13,072,909 km (0.09 R)
• M16: 15,099,063 km (0.12 R)
• M17: 17,029,174 km (0.094 R)
• M18: 17,869,765 km (0.113 R)
• M19: 18,612,069 km (0.077 R)
• M20: 20,357,278 km (0.105 R)
• M21: 21,579,642 km (0.117 R)
• M22: 26,323,092 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.4

Radius: 5.1

Gravity: 23.93 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.4 AU - 8.08 AU

Year: 12578 Days

Day: 23.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 37,226,239 km

• M1: 63,429 km (0.108 R)
• M2: 293,212 km (0.103 R)
• M3: 585,526 km (0.12 R)
• M4: 848,370 km (0.045 R)
• M5: 1,367,624 km (0.047 R)
• M6: 1,720,376 km (0.107 R)
• M7: 2,149,871 km (0.082 R)
• M8: 3,842,272 km (0.07 R)
• M9: 4,603,725 km (0.102 R)
• M10: 4,921,920 km (0.107 R)
• M11: 7,530,308 km (0.044 R)
• M12: 8,017,099 km (0.034 R)
• M13: 8,245,236 km (0.092 R)
• M14: 8,762,246 km (0.048 R)
• M15: 9,300,649 km (0.118 R)
• M16: 9,654,598 km (0.105 R)
• M17: 10,335,717 km (0.094 R)
• M18: 10,660,643 km (0.059 R)
• M19: 12,941,263 km (0.097 R)
• M20: 15,317,176 km (0.078 R)
• M21: 16,460,703 km (0.083 R)
• M22: 21,870,610 km (0.087 R)
• M23: 29,855,995 km (0.118 R)
• M24: 30,404,271 km (0.077 R)
• M25: 31,295,426 km (0.115 R)
• M26: 41,728,680 km (0.044 R)
• M27: 42,690,146 km (0.101 R)
• M28: 43,525,949 km (0.103 R)
• M29: 44,514,791 km (0.102 R)
• M30: 51,544,844 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.1

Radius: 5.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.66 AU - 8.68 AU

Year: 16483 Days

Day: 16.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,226,239 km

• M1: 63,878 km (0.091 R)
• M2: 245,939 km (0.079 R)
• M3: 509,680 km (0.065 R)
• M4: 1,670,410 km (0.099 R)
• M5: 2,532,094 km (0.091 R)
• M6: 4,173,332 km (0.103 R)
• M7: 4,935,383 km (0.092 R)
• M8: 6,554,930 km (0.104 R)
• M9: 7,773,704 km (0.09 R)
• M10: 9,179,924 km (0.025 R)
• M11: 9,669,109 km (0.089 R)
• M12: 16,441,554 km (0.095 R)
• M13: 17,631,306 km (0.119 R)
• M14: 21,621,380 km (0.12 R)
• M15: 22,565,343 km (0.08 R)
• M16: 23,536,532 km (0.098 R)
• M17: 31,425,426 km (0.094 R)
• M18: 35,687,170 km (0.069 R)
• M19: 37,003,781 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit