🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.53 AU - 0.79 AU

Year: 226 Days

Day: 28.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,901,626 km

• M1: 52,658 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.81 AU - 1.29 AU

Year: 454 Days

Day: 28 Hours

Environment

Temp: -58 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.65 AU - 2.15 AU

Year: 1105 Days

Day: 17.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,901,626 km

• M1: 10,023 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.62 AU - 2.78 AU

Year: 1871 Days

Day: 16.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,901,626 km

• M1: 1,194,988 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.7

Radius: 12.8

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.76 AU - 3.58 AU

Year: 2380 Days

Day: 14.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 91,901,626 km

• M1: 159,920 km (0.083 R)
• M2: 625,020 km (0.07 R)
• M3: 1,255,425 km (0.11 R)
• M4: 2,114,716 km (0.101 R)
• M5: 3,210,221 km (0.089 R)
• M6: 4,917,432 km (0.077 R)
• M7: 6,172,558 km (0.054 R)
• M8: 10,097,407 km (0.08 R)
• M9: 13,791,876 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 12.6

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.07 AU - 4.41 AU

Year: 3682 Days

Day: 5.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,901,626 km

• M1: 156,779 km (0.054 R)
• M2: 595,549 km (0.119 R)
• M3: 1,249,292 km (0.1 R)
• M4: 1,665,174 km (0.111 R)
• M5: 2,694,407 km (0.058 R)
• M6: 3,965,092 km (0.089 R)
• M7: 4,586,671 km (0.053 R)
• M8: 5,297,410 km (0.094 R)
• M9: 7,335,532 km (0.118 R)
• M10: 7,876,926 km (0.082 R)
• M11: 8,513,316 km (0.06 R)
• M12: 9,111,707 km (0.101 R)
• M13: 9,851,469 km (0.106 R)
• M14: 10,913,165 km (0.109 R)
• M15: 11,408,932 km (0.058 R)
• M16: 11,876,575 km (0.083 R)
• M17: 13,171,045 km (0.091 R)
• M18: 14,214,191 km (0.08 R)
• M19: 15,260,628 km (0.115 R)
• M20: 15,724,531 km (0.056 R)
• M21: 16,251,116 km (0.082 R)
• M22: 16,898,426 km (0.094 R)
• M23: 20,458,257 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.6

Radius: 9.6

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.19 AU - 4.53 AU

Year: 3840 Days

Day: 8.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,901,626 km

• M1: 119,379 km (0.07 R)
• M2: 599,738 km (0.047 R)
• M3: 1,095,056 km (0.052 R)
• M4: 1,441,675 km (0.091 R)
• M5: 1,912,010 km (0.079 R)
• M6: 2,362,898 km (0.069 R)
• M7: 2,718,193 km (0.114 R)
• M8: 3,038,482 km (0.084 R)
• M9: 3,517,944 km (0.076 R)
• M10: 3,837,634 km (0.096 R)
• M11: 4,628,857 km (0.052 R)
• M12: 6,070,682 km (0.069 R)
• M13: 6,802,814 km (0.072 R)
• M14: 8,584,075 km (0.115 R)
• M15: 9,204,009 km (0.084 R)
• M16: 9,544,195 km (0.086 R)
• M17: 10,411,264 km (0.12 R)
• M18: 12,668,396 km (0.111 R)
• M19: 13,960,772 km (0.118 R)
• M20: 15,286,210 km (0.099 R)
• M21: 17,892,055 km (0.115 R)
• M22: 18,964,073 km (0.065 R)
• M23: 19,515,940 km (0.096 R)
• M24: 20,331,847 km (0.111 R)
• M25: 21,235,717 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.8

Radius: 6.8

Gravity: 20 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8.82 AU - 14.28 AU

Year: 16555 Days

Day: 15.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,901,626 km

• M1: 121,025 km (0.082 R)
• M2: 339,587 km (0.078 R)
• M3: 750,981 km (0.086 R)
• M4: 985,551 km (0.089 R)
• M5: 1,641,537 km (0.116 R)
• M6: 2,511,150 km (0.073 R)
• M7: 3,152,027 km (0.109 R)
• M8: 3,805,321 km (0.077 R)
• M9: 4,212,526 km (0.09 R)
• M10: 4,545,232 km (0.057 R)
• M11: 6,096,412 km (0.061 R)
• M12: 7,434,565 km (0.114 R)
• M13: 12,006,426 km (0.073 R)
• M14: 12,950,688 km (0.071 R)
• M15: 16,483,292 km (0.079 R)
• M16: 16,728,483 km (0.111 R)
• M17: 19,771,453 km (0.093 R)
• M18: 21,374,693 km (0.063 R)
• M19: 22,059,253 km (0.116 R)
• M20: 25,812,813 km (0.108 R)
• M21: 26,701,275 km (0.086 R)
• M22: 29,129,997 km (0.119 R)
• M23: 33,108,253 km (0.075 R)
• M24: 33,760,799 km (0.072 R)
• M25: 34,289,178 km (0.112 R)
• M26: 37,013,356 km (0.036 R)
• M27: 39,293,975 km (0.059 R)
• M28: 40,915,317 km (0.116 R)
• M29: 43,352,266 km (0.096 R)
• M30: 43,976,388 km (0.061 R)
• M31: 45,884,360 km (0.089 R)
• M32: 47,022,650 km (0.113 R)
• M33: 47,681,329 km (0.117 R)
• M34: 51,763,855 km (0.082 R)
• M35: 53,174,713 km (0.097 R)
• M36: 57,561,222 km (0.06 R)
• M37: 58,504,586 km (0.062 R)
• M38: 71,071,106 km (0.074 R)
• M39: 72,156,439 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.8

Radius: 6.8

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.64 AU - 17.92 AU

Year: 25191 Days

Day: 21.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,901,626 km

• M1: 84,523 km (0.109 R)
• M2: 388,356 km (0.076 R)
• M3: 694,733 km (0.091 R)
• M4: 1,062,294 km (0.097 R)
• M5: 1,624,932 km (0.071 R)
• M6: 3,789,763 km (0.084 R)
• M7: 4,660,422 km (0.111 R)
• M8: 5,700,427 km (0.079 R)
• M9: 6,138,898 km (0.073 R)
• M10: 6,366,437 km (0.044 R)
• M11: 7,487,074 km (0.038 R)
• M12: 8,963,456 km (0.112 R)
• M13: 10,886,686 km (0.118 R)
• M14: 12,846,418 km (0.072 R)
• M15: 14,382,339 km (0.079 R)
• M16: 20,416,968 km (0.043 R)
• M17: 24,837,136 km (0.113 R)
• M18: 27,330,484 km (0.06 R)
• M19: 28,574,390 km (0.107 R)
• M20: 32,257,490 km (0.081 R)
• M21: 33,505,435 km (0.115 R)
• M22: 37,593,496 km (0.12 R)
• M23: 45,353,886 km (0.115 R)
• M24: 49,242,234 km (0.113 R)
• M25: 64,377,349 km (0.106 R)
• M26: 78,806,214 km (0.073 R)
• M27: 88,367,163 km (0.106 R)
• M28: 90,804,262 km (0.076 R)
• M29: 91,901,562 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 18,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit