🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.56 AU - 0.76 AU

Year: 352 Days

Day: 45.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.1

Radius: 12.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.79 AU - 1.99 AU

Year: 1705 Days

Day: 11 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,795,677 km

• M1: 154,235 km (0.077 R)
• M2: 654,191 km (0.108 R)
• M3: 1,145,471 km (0.118 R)
• M4: 1,592,021 km (0.067 R)
• M5: 2,062,506 km (0.09 R)
• M6: 2,781,922 km (0.098 R)
• M7: 4,183,953 km (0.08 R)
• M8: 4,770,826 km (0.068 R)
• M9: 5,304,292 km (0.09 R)
• M10: 6,409,970 km (0.093 R)
• M11: 7,663,450 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.7

Radius: 10.7

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.94 AU - 5.46 AU

Year: 6684 Days

Day: 6.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,795,677 km

• M1: 133,142 km (0.109 R)
• M2: 470,037 km (0.08 R)
• M3: 1,121,386 km (0.094 R)
• M4: 1,652,458 km (0.092 R)
• M5: 2,031,838 km (0.098 R)
• M6: 2,433,957 km (0.082 R)
• M7: 2,770,253 km (0.112 R)
• M8: 3,378,219 km (0.077 R)
• M9: 4,860,884 km (0.079 R)
• M10: 5,714,938 km (0.073 R)
• M11: 8,121,369 km (0.113 R)
• M12: 9,322,191 km (0.104 R)
• M13: 9,732,089 km (0.096 R)
• M14: 10,201,827 km (0.082 R)
• M15: 10,735,891 km (0.118 R)
• M16: 12,019,291 km (0.04 R)
• M17: 12,892,644 km (0.054 R)
• M18: 15,703,438 km (0.111 R)
• M19: 16,284,775 km (0.087 R)
• M20: 16,746,883 km (0.113 R)
• M21: 17,490,684 km (0.108 R)
• M22: 19,189,966 km (0.091 R)
• M23: 20,154,872 km (0.038 R)
• M24: 22,262,258 km (0.085 R)
• M25: 23,662,045 km (0.1 R)
• M26: 23,999,837 km (0.095 R)
• M27: 26,274,173 km (0.076 R)
• M28: 26,818,709 km (0.119 R)
• M29: 27,930,521 km (0.07 R)
• M30: 28,976,360 km (0.075 R)
• M31: 29,753,221 km (0.092 R)
• M32: 34,600,641 km (0.091 R)
• M33: 35,806,699 km (0.119 R)
• M34: 39,003,007 km (0.113 R)
• M35: 39,830,732 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593

Radius: 14

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.6 AU - 7.02 AU

Year: 9187 Days

Day: 10 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,795,677 km

• M1: 174,132 km (0.109 R)
• M2: 625,768 km (0.098 R)
• M3: 1,278,015 km (0.086 R)
• M4: 1,819,708 km (0.095 R)
• M5: 2,905,340 km (0.08 R)
• M6: 3,737,852 km (0.094 R)
• M7: 4,989,089 km (0.11 R)
• M8: 5,484,557 km (0.084 R)
• M9: 6,185,124 km (0.116 R)
• M10: 6,795,334 km (0.109 R)
• M11: 7,970,575 km (0.087 R)
• M12: 11,551,798 km (0.104 R)
• M13: 12,648,650 km (0.061 R)
• M14: 14,608,681 km (0.101 R)
• M15: 17,038,898 km (0.119 R)
• M16: 18,169,110 km (0.094 R)
• M17: 18,974,844 km (0.096 R)
• M18: 21,133,242 km (0.107 R)
• M19: 21,860,587 km (0.116 R)
• M20: 23,025,057 km (0.118 R)
• M21: 25,841,686 km (0.093 R)
• M22: 27,428,022 km (0.08 R)
• M23: 29,376,235 km (0.11 R)
• M24: 35,095,660 km (0.111 R)
• M25: 37,507,178 km (0.042 R)
• M26: 38,693,489 km (0.097 R)
• M27: 40,643,498 km (0.096 R)
• M28: 41,391,487 km (0.075 R)
• M29: 42,402,768 km (0.027 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.7

Radius: 4

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.71 AU - 9.13 AU

Year: 16028 Days

Day: 18.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,795,677 km

• M1: 49,966 km (0.059 R)
• M2: 175,927 km (0.114 R)
• M3: 353,649 km (0.049 R)
• M4: 507,137 km (0.074 R)
• M5: 764,445 km (0.094 R)
• M6: 1,332,917 km (0.05 R)
• M7: 2,004,013 km (0.094 R)
• M8: 2,179,342 km (0.062 R)
• M9: 2,384,141 km (0.114 R)
• M10: 2,725,673 km (0.111 R)
• M11: 3,683,100 km (0.051 R)
• M12: 3,866,507 km (0.054 R)
• M13: 4,783,691 km (0.037 R)
• M14: 5,065,683 km (0.112 R)
• M15: 5,526,445 km (0.096 R)
• M16: 5,802,004 km (0.066 R)
• M17: 5,943,075 km (0.078 R)
• M18: 6,645,137 km (0.073 R)
• M19: 6,799,822 km (0.095 R)
• M20: 8,301,036 km (0.083 R)
• M21: 10,733,198 km (0.044 R)
• M22: 11,325,606 km (0.102 R)
• M23: 12,225,736 km (0.057 R)
• M24: 12,516,555 km (0.117 R)
• M25: 13,478,319 km (0.111 R)
• M26: 15,144,391 km (0.037 R)
• M27: 15,547,408 km (0.081 R)
• M28: 15,820,124 km (0.104 R)
• M29: 19,661,050 km (0.114 R)
• M30: 23,006,657 km (0.03 R)
• M31: 25,467,691 km (0.097 R)
• M32: 33,100,174 km (0.089 R)
• M33: 34,350,813 km (0.118 R)
• M34: 37,553,404 km (0.096 R)
• M35: 42,125,264 km (0.054 R)
• M36: 47,481,915 km (0.033 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.3

Radius: 4.9

Gravity: 18.8 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.1 AU - 9.66 AU

Year: 17359 Days

Day: 17.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,795,677 km

• M1: 61,186 km (0.086 R)
• M2: 236,963 km (0.081 R)
• M3: 626,217 km (0.055 R)
• M4: 967,898 km (0.075 R)
• M5: 3,415,768 km (0.106 R)
• M6: 3,576,287 km (0.066 R)
• M7: 4,456,371 km (0.077 R)
• M8: 8,523,039 km (0.115 R)
• M9: 10,629,976 km (0.037 R)
• M10: 10,800,817 km (0.09 R)
• M11: 14,334,917 km (0.098 R)
• M12: 15,397,959 km (0.046 R)
• M13: 20,090,545 km (0.049 R)
• M14: 21,510,079 km (0.113 R)
• M15: 23,859,963 km (0.1 R)
• M16: 38,877,046 km (0.086 R)
• M17: 39,691,457 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.6

Radius: 6.8

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.8 AU - 12.4 AU

Year: 22640 Days

Day: 22.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,795,677 km

• M1: 85,271 km (0.059 R)
• M2: 318,494 km (0.095 R)
• M3: 554,410 km (0.11 R)
• M4: 837,449 km (0.037 R)
• M5: 1,327,382 km (0.089 R)
• M6: 1,670,260 km (0.105 R)
• M7: 1,899,893 km (0.112 R)
• M8: 2,358,410 km (0.074 R)
• M9: 2,839,368 km (0.04 R)
• M10: 3,142,303 km (0.026 R)
• M11: 4,747,189 km (0.109 R)
• M12: 5,825,042 km (0.082 R)
• M13: 6,357,760 km (0.038 R)
• M14: 6,967,371 km (0.074 R)
• M15: 7,855,833 km (0.031 R)
• M16: 9,083,583 km (0.105 R)
• M17: 12,502,642 km (0.095 R)
• M18: 12,770,572 km (0.047 R)
• M19: 13,597,698 km (0.082 R)
• M20: 13,952,694 km (0.078 R)
• M21: 19,235,893 km (0.031 R)
• M22: 21,928,355 km (0.115 R)
• M23: 22,220,520 km (0.057 R)
• M24: 29,441,011 km (0.051 R)
• M25: 29,677,824 km (0.031 R)
• M26: 31,002,663 km (0.098 R)
• M27: 40,370,332 km (0.104 R)
• M28: 48,272,241 km (0.084 R)
• M29: 62,449,930 km (0.098 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 13,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit