🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.53 AU - 0.57 AU

Year: 259 Days

Day: 29.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.6

Radius: 8.3

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.72 AU - 0.8 AU

Year: 421 Days

Day: 14.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,839,490 km

• M1: 103,223 km (0.094 R)
• M2: 705,354 km (0.062 R)
• M3: 1,457,382 km (0.117 R)
• M4: 2,451,909 km (0.089 R)
• M5: 2,832,935 km (0.071 R)
• M6: 3,180,451 km (0.12 R)
• M7: 3,680,407 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 12.7

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.63 AU - 1.65 AU

Year: 1335 Days

Day: 9.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 29,839,490 km

• M1: 157,975 km (0.12 R)
• M2: 1,352,664 km (0.075 R)
• M3: 2,800,023 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.9

Radius: 14.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.41 AU - 1.87 AU

Year: 1335 Days

Day: 6.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,839,490 km

• M1: 190,139 km (0.097 R)
• M2: 692,937 km (0.111 R)
• M3: 1,235,978 km (0.078 R)
• M4: 1,835,416 km (0.06 R)
• M5: 3,066,008 km (0.053 R)
• M6: 4,565,727 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.4

Radius: 12.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.77 AU - 3.91 AU

Year: 3881 Days

Day: 5.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,839,490 km

• M1: 160,967 km (0.094 R)
• M2: 571,165 km (0.079 R)
• M3: 1,101,639 km (0.107 R)
• M4: 1,881,792 km (0.108 R)
• M5: 2,334,924 km (0.114 R)
• M6: 3,134,973 km (0.066 R)
• M7: 5,091,863 km (0.068 R)
• M8: 5,638,344 km (0.1 R)
• M9: 6,407,127 km (0.077 R)
• M10: 7,448,179 km (0.106 R)
• M11: 9,020,602 km (0.11 R)
• M12: 9,864,484 km (0.069 R)
• M13: 13,775,271 km (0.049 R)
• M14: 15,730,366 km (0.054 R)
• M15: 17,192,834 km (0.091 R)
• M16: 23,582,459 km (0.095 R)
• M17: 24,949,334 km (0.112 R)
• M18: 27,098,009 km (0.116 R)
• M19: 27,924,238 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.6

Radius: 11.6

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.73 AU - 3.73 AU

Year: 4580 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,839,490 km

• M1: 144,661 km (0.093 R)
• M2: 526,136 km (0.042 R)
• M3: 1,149,061 km (0.117 R)
• M4: 3,311,199 km (0.062 R)
• M5: 3,752,513 km (0.079 R)
• M6: 4,349,708 km (0.054 R)
• M7: 4,966,201 km (0.052 R)
• M8: 5,363,532 km (0.099 R)
• M9: 5,902,234 km (0.063 R)
• M10: 8,994,572 km (0.071 R)
• M11: 9,893,356 km (0.075 R)
• M12: 12,623,517 km (0.09 R)
• M13: 14,008,943 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.4

Radius: 11.8

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.22 AU - 7 AU

Year: 8448 Days

Day: 5.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,839,490 km

• M1: 147,055 km (0.09 R)
• M2: 534,064 km (0.112 R)
• M3: 1,263,803 km (0.116 R)
• M4: 2,429,320 km (0.113 R)
• M5: 4,440,214 km (0.119 R)
• M6: 5,067,029 km (0.041 R)
• M7: 5,476,778 km (0.103 R)
• M8: 5,940,531 km (0.079 R)
• M9: 7,679,008 km (0.114 R)
• M10: 12,816,648 km (0.116 R)
• M11: 14,145,376 km (0.081 R)
• M12: 17,866,623 km (0.091 R)
• M13: 19,310,093 km (0.063 R)
• M14: 21,809,874 km (0.095 R)
• M15: 25,695,828 km (0.09 R)
• M16: 26,735,084 km (0.07 R)
• M17: 31,662,240 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.6

Radius: 12.1

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.72 AU - 6.38 AU

Year: 9462 Days

Day: 8.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,839,490 km

• M1: 150,495 km (0.073 R)
• M2: 715,527 km (0.057 R)
• M3: 1,227,151 km (0.042 R)
• M4: 1,754,035 km (0.105 R)
• M5: 2,662,244 km (0.114 R)
• M6: 3,643,307 km (0.09 R)
• M7: 5,253,428 km (0.104 R)
• M8: 5,765,203 km (0.119 R)
• M9: 6,692,410 km (0.114 R)
• M10: 8,266,180 km (0.097 R)
• M11: 8,881,476 km (0.081 R)
• M12: 10,509,400 km (0.034 R)
• M13: 16,520,093 km (0.106 R)
• M14: 19,100,357 km (0.087 R)
• M15: 20,313,745 km (0.116 R)
• M16: 20,939,513 km (0.12 R)
• M17: 23,495,842 km (0.077 R)
• M18: 28,523,377 km (0.1 R)
• M19: 29,045,025 km (0.108 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: 403 - 19,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit