🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.5 AU - 0.84 AU

Year: 354 Days

Day: 40.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.3

Radius: 12.3

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.11 AU - 1.51 AU

Year: 968 Days

Day: 6.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,003,463 km

• M1: 153,188 km (0.099 R)
• M2: 544,835 km (0.082 R)
• M3: 1,177,485 km (0.097 R)
• M4: 1,577,809 km (0.115 R)
• M5: 1,960,480 km (0.039 R)
• M6: 2,498,584 km (0.086 R)
• M7: 3,079,472 km (0.109 R)
• M8: 3,907,048 km (0.042 R)
• M9: 4,531,469 km (0.111 R)
• M10: 5,124,475 km (0.081 R)
• M11: 5,541,255 km (0.05 R)
• M12: 5,937,988 km (0.053 R)
• M13: 6,443,629 km (0.051 R)
• M14: 7,951,426 km (0.093 R)
• M15: 8,376,284 km (0.107 R)
• M16: 10,075,716 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.2

Radius: 9.2

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.26 AU - 1.42 AU

Year: 1002 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,003,463 km

• M1: 114,442 km (0.083 R)
• M2: 473,028 km (0.113 R)
• M3: 889,808 km (0.085 R)
• M4: 1,177,186 km (0.101 R)
• M5: 1,810,134 km (0.104 R)
• M6: 2,181,885 km (0.114 R)
• M7: 2,902,498 km (0.054 R)
• M8: 3,208,874 km (0.097 R)
• M9: 3,987,082 km (0.073 R)
• M10: 4,367,211 km (0.109 R)
• M11: 4,677,327 km (0.05 R)
• M12: 5,403,774 km (0.063 R)
• M13: 5,870,220 km (0.093 R)
• M14: 6,932,515 km (0.109 R)
• M15: 8,588,713 km (0.1 R)
• M16: 9,433,642 km (0.066 R)
• M17: 9,737,475 km (0.096 R)
• M18: 10,364,888 km (0.031 R)
• M19: 11,356,124 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.2

Radius: 13.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.09 AU - 1.65 AU

Year: 1035 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,003,463 km

• M1: 168,298 km (0.1 R)
• M2: 693,685 km (0.096 R)
• M3: 1,310,777 km (0.1 R)
• M4: 1,875,957 km (0.108 R)
• M5: 2,538,077 km (0.098 R)
• M6: 3,157,413 km (0.064 R)
• M7: 4,037,647 km (0.035 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730

Radius: 10.5

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.16 AU - 1.88 AU

Year: 1210 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,003,463 km

• M1: 130,898 km (0.09 R)
• M2: 552,465 km (0.092 R)
• M3: 995,873 km (0.108 R)
• M4: 1,440,777 km (0.058 R)
• M5: 2,255,936 km (0.104 R)
• M6: 2,953,960 km (0.113 R)
• M7: 3,339,174 km (0.084 R)
• M8: 3,872,042 km (0.112 R)
• M9: 4,370,651 km (0.078 R)
• M10: 5,048,928 km (0.077 R)
• M11: 6,196,194 km (0.114 R)
• M12: 7,002,826 km (0.073 R)
• M13: 8,231,473 km (0.076 R)
• M14: 8,680,865 km (0.096 R)
• M15: 9,265,643 km (0.032 R)
• M16: 10,416,649 km (0.106 R)
• M17: 10,876,214 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.2

Radius: 15

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.63 AU - 1.69 AU

Year: 1381 Days

Day: 6.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,003,463 km

• M1: 186,549 km (0.108 R)
• M2: 781,050 km (0.111 R)
• M3: 1,910,814 km (0.079 R)
• M4: 2,915,214 km (0.115 R)
• M5: 3,514,054 km (0.113 R)
• M6: 4,341,181 km (0.051 R)
• M7: 4,821,539 km (0.104 R)
• M8: 5,867,827 km (0.046 R)
• M9: 6,654,562 km (0.052 R)
• M10: 7,243,678 km (0.104 R)
• M11: 8,293,706 km (0.074 R)
• M12: 8,795,457 km (0.052 R)
• M13: 10,423,680 km (0.061 R)
• M14: 11,008,758 km (0.089 R)
• M15: 11,909,187 km (0.093 R)
• M16: 13,612,808 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.2

Radius: 10.2

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.39 AU - 2.43 AU

Year: 2416 Days

Day: 9.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,003,463 km

• M1: 126,859 km (0.104 R)
• M2: 726,447 km (0.059 R)
• M3: 1,355,806 km (0.054 R)
• M4: 1,872,517 km (0.094 R)
• M5: 2,426,477 km (0.064 R)
• M6: 2,824,707 km (0.072 R)
• M7: 3,169,680 km (0.102 R)
• M8: 3,973,319 km (0.055 R)
• M9: 4,956,028 km (0.037 R)
• M10: 5,374,453 km (0.075 R)
• M11: 6,895,115 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.9

Radius: 9.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.12 AU - 3.32 AU

Year: 3731 Days

Day: 9.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,003,463 km

• M1: 120,725 km (0.081 R)
• M2: 440,416 km (0.118 R)
• M3: 817,702 km (0.118 R)
• M4: 1,139,637 km (0.112 R)
• M5: 1,831,976 km (0.099 R)
• M6: 2,827,998 km (0.119 R)
• M7: 3,308,507 km (0.086 R)
• M8: 3,749,970 km (0.083 R)
• M9: 4,091,801 km (0.055 R)
• M10: 5,083,934 km (0.027 R)
• M11: 5,600,196 km (0.092 R)
• M12: 6,333,824 km (0.118 R)
• M13: 7,449,226 km (0.069 R)
• M14: 7,930,333 km (0.059 R)
• M15: 8,336,341 km (0.107 R)
• M16: 9,258,163 km (0.076 R)
• M17: 10,209,905 km (0.047 R)
• M18: 10,728,561 km (0.116 R)
• M19: 11,499,738 km (0.096 R)
• M20: 12,224,988 km (0.072 R)
• M21: 13,023,243 km (0.111 R)
• M22: 15,147,084 km (0.051 R)
• M23: 16,820,785 km (0.11 R)
• M24: 17,439,821 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414

Radius: 12.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.78 AU - 5.42 AU

Year: 6370 Days

Day: 12.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,003,463 km

• M1: 151,842 km (0.113 R)
• M2: 579,991 km (0.056 R)
• M3: 1,058,405 km (0.113 R)
• M4: 1,725,911 km (0.104 R)
• M5: 2,134,762 km (0.081 R)
• M6: 3,095,479 km (0.098 R)
• M7: 3,599,624 km (0.099 R)
• M8: 4,205,495 km (0.055 R)
• M9: 4,697,373 km (0.07 R)
• M10: 6,439,889 km (0.078 R)
• M11: 8,540,393 km (0.093 R)
• M12: 9,049,923 km (0.078 R)
• M13: 11,017,584 km (0.061 R)
• M14: 11,433,616 km (0.101 R)
• M15: 12,248,326 km (0.094 R)
• M16: 13,568,676 km (0.1 R)
• M17: 14,263,559 km (0.069 R)
• M18: 14,925,828 km (0.051 R)
• M19: 20,703,597 km (0.118 R)
• M20: 23,777,983 km (0.087 R)
• M21: 28,333,986 km (0.091 R)
• M22: 29,381,022 km (0.06 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 18,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit