🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.56 AU - 0.78 AU

Year: 360 Days

Day: 14.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,270,249 km

• M1: 233,821 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.1

Radius: 12.5

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.72 AU - 0.76 AU

Year: 418 Days

Day: 11.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,270,249 km

• M1: 155,432 km (0.069 R)
• M2: 545,135 km (0.063 R)
• M3: 1,050,775 km (0.052 R)
• M4: 1,609,374 km (0.075 R)
• M5: 2,106,488 km (0.115 R)
• M6: 2,939,598 km (0.12 R)
• M7: 3,383,006 km (0.117 R)
• M8: 4,274,161 km (0.055 R)
• M9: 4,733,277 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.9

Radius: 9.9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.78 AU - 0.94 AU

Year: 523 Days

Day: 14.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,270,249 km

• M1: 123,119 km (0.03 R)
• M2: 535,411 km (0.093 R)
• M3: 1,321,398 km (0.036 R)
• M4: 1,802,505 km (0.072 R)
• M5: 2,217,489 km (0.075 R)
• M6: 3,139,461 km (0.117 R)
• M7: 3,676,218 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.1

Radius: 12.1

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.3 AU - 1.7 AU

Year: 1205 Days

Day: 7.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,270,249 km

• M1: 150,495 km (0.116 R)
• M2: 617,540 km (0.073 R)
• M3: 1,211,892 km (0.066 R)
• M4: 1,834,519 km (0.111 R)
• M5: 2,323,554 km (0.08 R)
• M6: 2,779,080 km (0.048 R)
• M7: 3,484,434 km (0.09 R)
• M8: 4,719,962 km (0.058 R)
• M9: 5,590,472 km (0.117 R)
• M10: 6,125,584 km (0.112 R)
• M11: 6,629,729 km (0.09 R)
• M12: 7,025,864 km (0.083 R)
• M13: 7,865,856 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.7

Radius: 14

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.44 AU - 2.14 AU

Year: 1571 Days

Day: 7.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,270,249 km

• M1: 174,132 km (0.114 R)
• M2: 701,913 km (0.111 R)
• M3: 1,240,166 km (0.117 R)
• M4: 1,689,708 km (0.066 R)
• M5: 2,444,728 km (0.088 R)
• M6: 3,071,394 km (0.043 R)
• M7: 3,645,401 km (0.087 R)
• M8: 6,051,982 km (0.061 R)
• M9: 7,058,177 km (0.111 R)
• M10: 8,064,821 km (0.092 R)
• M11: 8,560,589 km (0.097 R)
• M12: 10,203,772 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.8

Radius: 10.8

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.31 AU - 3.21 AU

Year: 3008 Days

Day: 6.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 19,270,249 km

• M1: 134,488 km (0.117 R)
• M2: 506,239 km (0.038 R)
• M3: 860,637 km (0.091 R)
• M4: 1,292,376 km (0.095 R)
• M5: 1,678,039 km (0.064 R)
• M6: 2,323,255 km (0.077 R)
• M7: 4,259,351 km (0.102 R)
• M8: 5,054,164 km (0.066 R)
• M9: 5,487,250 km (0.092 R)
• M10: 6,056,470 km (0.057 R)
• M11: 7,636,523 km (0.072 R)
• M12: 8,628,656 km (0.035 R)
• M13: 9,211,788 km (0.115 R)
• M14: 9,627,820 km (0.03 R)
• M15: 13,041,494 km (0.116 R)
• M16: 14,255,331 km (0.084 R)
• M17: 14,761,420 km (0.118 R)
• M18: 15,542,920 km (0.119 R)
• M19: 18,053,621 km (0.054 R)
• M20: 18,526,799 km (0.078 R)
• M21: 19,870,487 km (0.113 R)
• M22: 21,147,604 km (0.097 R)
• M23: 21,541,196 km (0.063 R)
• M24: 22,888,474 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.1

Radius: 11.8

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.9 AU - 3.44 AU

Year: 3703 Days

Day: 14.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,270,249 km

• M1: 149,747 km (0.092 R)
• M2: 537,056 km (0.099 R)
• M3: 1,412,952 km (0.1 R)
• M4: 2,254,290 km (0.12 R)
• M5: 3,438,357 km (0.083 R)
• M6: 3,870,396 km (0.06 R)
• M7: 4,318,292 km (0.105 R)
• M8: 4,999,262 km (0.083 R)
• M9: 5,874,559 km (0.076 R)
• M10: 6,821,513 km (0.066 R)
• M11: 7,478,098 km (0.086 R)
• M12: 8,302,233 km (0.077 R)
• M13: 9,118,289 km (0.114 R)
• M14: 10,094,864 km (0.054 R)
• M15: 10,571,483 km (0.092 R)
• M16: 12,756,061 km (0.098 R)
• M17: 13,183,462 km (0.068 R)
• M18: 14,339,704 km (0.119 R)
• M19: 14,989,707 km (0.093 R)
• M20: 17,368,313 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812

Radius: 11.3

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.86 AU - 4.32 AU

Year: 4462 Days

Day: 14.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 19,270,249 km

• M1: 140,622 km (0.116 R)
• M2: 518,207 km (0.063 R)
• M3: 912,846 km (0.056 R)
• M4: 1,268,889 km (0.116 R)
• M5: 1,707,660 km (0.045 R)
• M6: 2,084,497 km (0.119 R)
• M7: 2,452,059 km (0.104 R)
• M8: 2,845,052 km (0.102 R)
• M9: 3,609,049 km (0.081 R)
• M10: 4,051,410 km (0.115 R)
• M11: 4,406,704 km (0.117 R)
• M12: 6,636,910 km (0.118 R)
• M13: 7,166,935 km (0.051 R)
• M14: 8,889,105 km (0.061 R)
• M15: 9,616,600 km (0.109 R)
• M16: 10,123,438 km (0.112 R)
• M17: 11,894,676 km (0.078 R)
• M18: 12,677,971 km (0.063 R)
• M19: 14,023,903 km (0.109 R)
• M20: 15,122,400 km (0.04 R)
• M21: 15,983,186 km (0.074 R)
• M22: 18,118,696 km (0.112 R)
• M23: 21,064,876 km (0.093 R)
• M24: 22,430,705 km (0.071 R)
• M25: 25,577,646 km (0.076 R)
• M26: 27,214,695 km (0.053 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.5

Radius: 14.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.38 AU - 5.62 AU

Year: 6262 Days

Day: 12.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,270,249 km

• M1: 177,872 km (0.089 R)
• M2: 1,336,657 km (0.069 R)
• M3: 4,260,697 km (0.095 R)
• M4: 5,066,431 km (0.098 R)
• M5: 5,641,934 km (0.071 R)
• M6: 6,395,459 km (0.093 R)
• M7: 7,851,943 km (0.12 R)
• M8: 8,427,297 km (0.082 R)
• M9: 9,099,440 km (0.068 R)
• M10: 9,916,544 km (0.076 R)
• M11: 12,750,227 km (0.116 R)
• M12: 13,865,479 km (0.058 R)
• M13: 14,423,479 km (0.084 R)
• M14: 15,485,474 km (0.104 R)
• M15: 15,985,131 km (0.06 R)
• M16: 17,016,907 km (0.113 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 19,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit