🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.49 AU - 0.52 AU

Year: 228 Days

Day: 35.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,751,566 km

• M1: 118,781 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.51 AU - 0.75 AU

Year: 323 Days

Day: 31.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.1

Radius: 12.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.63 AU - 1.03 AU

Year: 488 Days

Day: 12.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,751,566 km

• M1: 159,471 km (0.103 R)
• M2: 612,603 km (0.035 R)
• M3: 1,034,320 km (0.08 R)
• M4: 1,579,604 km (0.074 R)
• M5: 2,069,687 km (0.054 R)
• M6: 2,713,705 km (0.082 R)
• M7: 3,425,642 km (0.116 R)
• M8: 4,287,774 km (0.103 R)
• M9: 4,881,079 km (0.057 R)
• M10: 5,668,563 km (0.056 R)
• M11: 6,656,208 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.4

Radius: 9

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.89 AU - 1.17 AU

Year: 675 Days

Day: 14.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,751,566 km

• M1: 111,899 km (0.11 R)
• M2: 428,299 km (0.057 R)
• M3: 875,447 km (0.113 R)
• M4: 1,265,000 km (0.087 R)
• M5: 1,579,305 km (0.088 R)
• M6: 2,185,026 km (0.094 R)
• M7: 3,294,444 km (0.108 R)
• M8: 3,737,254 km (0.083 R)
• M9: 4,508,581 km (0.062 R)
• M10: 4,793,714 km (0.106 R)
• M11: 5,703,419 km (0.069 R)
• M12: 6,138,449 km (0.084 R)
• M13: 6,986,071 km (0.044 R)
• M14: 8,552,361 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.7

Radius: 14.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.12 AU - 1.16 AU

Year: 786 Days

Day: 7 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,751,566 km

• M1: 185,651 km (0.099 R)
• M2: 744,549 km (0.118 R)
• M3: 1,561,054 km (0.026 R)
• M4: 2,131,470 km (0.03 R)
• M5: 2,796,732 km (0.109 R)
• M6: 3,327,805 km (0.03 R)
• M7: 4,229,880 km (0.063 R)
• M8: 4,967,996 km (0.03 R)
• M9: 5,447,606 km (0.101 R)
• M10: 5,939,484 km (0.083 R)
• M11: 6,929,523 km (0.031 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.7

Radius: 12.6

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.69 AU - 1.73 AU

Year: 1444 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,751,566 km

• M1: 156,629 km (0.115 R)
• M2: 720,314 km (0.116 R)
• M3: 1,270,236 km (0.086 R)
• M4: 1,739,823 km (0.06 R)
• M5: 2,325,798 km (0.091 R)
• M6: 2,748,861 km (0.109 R)
• M7: 3,209,323 km (0.068 R)
• M8: 4,647,108 km (0.099 R)
• M9: 5,184,613 km (0.093 R)
• M10: 6,928,775 km (0.066 R)
• M11: 7,375,624 km (0.098 R)
• M12: 8,163,556 km (0.082 R)
• M13: 8,747,735 km (0.081 R)
• M14: 9,845,185 km (0.076 R)
• M15: 10,507,754 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.3

Radius: 12.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.69 AU - 4.51 AU

Year: 5360 Days

Day: 11.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,751,566 km

• M1: 155,432 km (0.066 R)
• M2: 596,746 km (0.076 R)
• M3: 1,644,829 km (0.056 R)
• M4: 2,114,416 km (0.116 R)
• M5: 4,353,448 km (0.103 R)
• M6: 5,663,925 km (0.105 R)
• M7: 6,362,996 km (0.12 R)
• M8: 8,044,775 km (0.104 R)
• M9: 8,731,579 km (0.115 R)
• M10: 12,022,134 km (0.075 R)
• M11: 16,844,421 km (0.076 R)
• M12: 17,463,307 km (0.071 R)
• M13: 18,355,060 km (0.099 R)
• M14: 20,091,443 km (0.109 R)
• M15: 20,787,671 km (0.048 R)
• M16: 21,571,863 km (0.107 R)
• M17: 25,067,218 km (0.114 R)
• M18: 28,573,492 km (0.105 R)
• M19: 29,543,186 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.5

Radius: 6

Gravity: 27.54 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.26 AU - 8.4 AU

Year: 12814 Days

Day: 20.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,751,566 km

• M1: 74,649 km (0.109 R)
• M2: 341,233 km (0.049 R)
• M3: 674,836 km (0.117 R)
• M4: 1,133,952 km (0.089 R)
• M5: 1,388,867 km (0.027 R)
• M6: 1,923,230 km (0.059 R)
• M7: 2,109,928 km (0.082 R)
• M8: 3,284,720 km (0.043 R)
• M9: 4,133,090 km (0.09 R)
• M10: 4,350,456 km (0.063 R)
• M11: 4,674,185 km (0.116 R)
• M12: 5,119,090 km (0.073 R)
• M13: 5,742,763 km (0.072 R)
• M14: 6,293,582 km (0.093 R)
• M15: 8,109,102 km (0.079 R)
• M16: 11,294,938 km (0.116 R)
• M17: 13,263,347 km (0.105 R)
• M18: 13,669,206 km (0.058 R)
• M19: 14,434,549 km (0.097 R)
• M20: 14,936,300 km (0.084 R)
• M21: 15,228,166 km (0.117 R)
• M22: 17,378,934 km (0.069 R)
• M23: 17,620,684 km (0.105 R)
• M24: 21,063,530 km (0.102 R)
• M25: 27,680,842 km (0.089 R)
• M26: 28,454,861 km (0.107 R)
• M27: 29,585,372 km (0.095 R)
• M28: 30,277,861 km (0.11 R)
• M29: 31,217,934 km (0.117 R)
• M30: 33,653,238 km (0.103 R)
• M31: 36,474,953 km (0.068 R)
• M32: 45,879,423 km (0.093 R)
• M33: 47,904,529 km (0.052 R)
• M34: 55,200,118 km (0.092 R)
• M35: 58,929,144 km (0.042 R)
• M36: 62,822,728 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.5

Radius: 4.5

Gravity: 25.95 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.64 AU - 12.68 AU

Year: 20910 Days

Day: 23.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,751,566 km

• M1: 60,886 km (0.114 R)
• M2: 322,982 km (0.06 R)
• M3: 555,457 km (0.104 R)
• M4: 883,525 km (0.114 R)
• M5: 1,301,651 km (0.06 R)
• M6: 1,877,902 km (0.085 R)
• M7: 2,703,383 km (0.081 R)
• M8: 3,077,527 km (0.064 R)
• M9: 4,508,132 km (0.089 R)
• M10: 5,405,719 km (0.081 R)
• M11: 5,876,354 km (0.04 R)
• M12: 6,205,020 km (0.091 R)
• M13: 7,311,147 km (0.064 R)
• M14: 9,125,919 km (0.039 R)
• M15: 9,455,034 km (0.099 R)
• M16: 10,136,901 km (0.06 R)
• M17: 13,333,509 km (0.031 R)
• M18: 16,896,182 km (0.099 R)
• M19: 17,475,874 km (0.091 R)
• M20: 25,608,313 km (0.119 R)
• M21: 28,640,213 km (0.073 R)
• M22: 30,789,037 km (0.103 R)
• M23: 35,808,943 km (0.098 R)
• M24: 40,754,948 km (0.092 R)
• M25: 44,241,625 km (0.111 R)
• M26: 46,619,484 km (0.059 R)
• M27: 54,799,346 km (0.102 R)
• M28: 58,097,679 km (0.112 R)
• M29: 59,225,947 km (0.082 R)
• M30: 62,894,834 km (0.107 R)
• M31: 64,885,384 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 14,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit