🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.6 AU - 0.68 AU

Year: 331 Days

Day: 23.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.5

Radius: 14.2

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.12 AU - 1.2 AU

Year: 807 Days

Day: 9.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,792,321 km

• M1: 176,675 km (0.101 R)
• M2: 829,670 km (0.09 R)
• M3: 1,491,341 km (0.094 R)
• M4: 1,950,307 km (0.111 R)
• M5: 3,392,281 km (0.077 R)
• M6: 3,939,959 km (0.04 R)
• M7: 4,979,216 km (0.096 R)
• M8: 5,768,793 km (0.087 R)
• M9: 7,790,908 km (0.109 R)
• M10: 8,909,600 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.2

Radius: 11.6

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.62 AU - 2.62 AU

Year: 1993 Days

Day: 11.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,792,321 km

• M1: 147,354 km (0.102 R)
• M2: 539,899 km (0.067 R)
• M3: 965,355 km (0.098 R)
• M4: 1,590,824 km (0.095 R)
• M5: 2,086,442 km (0.116 R)
• M6: 2,598,216 km (0.056 R)
• M7: 3,602,616 km (0.06 R)
• M8: 4,066,818 km (0.119 R)
• M9: 5,393,302 km (0.06 R)
• M10: 6,156,102 km (0.091 R)
• M11: 6,523,664 km (0.096 R)
• M12: 7,477,650 km (0.094 R)
• M13: 9,696,784 km (0.097 R)
• M14: 10,341,402 km (0.089 R)
• M15: 11,439,749 km (0.096 R)
• M16: 12,241,594 km (0.092 R)
• M17: 13,426,409 km (0.09 R)
• M18: 15,730,366 km (0.069 R)
• M19: 16,122,013 km (0.108 R)
• M20: 16,570,358 km (0.062 R)
• M21: 16,975,918 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.1

Radius: 10.9

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.77 AU - 2.69 AU

Year: 2150 Days

Day: 7.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,792,321 km

• M1: 135,536 km (0.114 R)
• M2: 494,122 km (0.065 R)
• M3: 888,611 km (0.038 R)
• M4: 1,792,332 km (0.1 R)
• M5: 2,247,259 km (0.118 R)
• M6: 2,606,593 km (0.081 R)
• M7: 3,098,471 km (0.035 R)
• M8: 3,887,301 km (0.039 R)
• M9: 4,635,589 km (0.113 R)
• M10: 5,691,002 km (0.094 R)
• M11: 7,009,857 km (0.106 R)
• M12: 7,462,989 km (0.065 R)
• M13: 8,272,014 km (0.106 R)
• M14: 8,908,254 km (0.028 R)
• M15: 9,271,926 km (0.031 R)
• M16: 10,064,496 km (0.075 R)
• M17: 10,532,139 km (0.119 R)
• M18: 11,203,385 km (0.101 R)
• M19: 11,863,410 km (0.096 R)
• M20: 12,344,816 km (0.041 R)
• M21: 13,091,310 km (0.111 R)
• M22: 14,447,115 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.8

Radius: 11.3

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.57 AU - 3.45 AU

Year: 3372 Days

Day: 14.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,792,321 km

• M1: 140,472 km (0.083 R)
• M2: 549,024 km (0.084 R)
• M3: 1,056,161 km (0.089 R)
• M4: 1,411,157 km (0.112 R)
• M5: 2,116,810 km (0.068 R)
• M6: 2,504,418 km (0.118 R)
• M7: 3,310,900 km (0.063 R)
• M8: 4,282,837 km (0.039 R)
• M9: 5,037,409 km (0.085 R)
• M10: 6,269,946 km (0.063 R)
• M11: 6,627,036 km (0.12 R)
• M12: 7,780,436 km (0.115 R)
• M13: 8,133,487 km (0.099 R)
• M14: 9,031,074 km (0.038 R)
• M15: 9,454,436 km (0.037 R)
• M16: 9,822,895 km (0.052 R)
• M17: 10,235,786 km (0.04 R)
• M18: 12,839,836 km (0.045 R)
• M19: 14,055,767 km (0.072 R)
• M20: 14,448,462 km (0.116 R)
• M21: 15,301,319 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.1

Radius: 10.2

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.88 AU - 5.26 AU

Year: 6308 Days

Day: 10.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,792,321 km

• M1: 127,457 km (0.077 R)
• M2: 502,200 km (0.062 R)
• M3: 848,519 km (0.049 R)
• M4: 1,182,571 km (0.08 R)
• M5: 6,505,413 km (0.103 R)
• M6: 7,081,963 km (0.115 R)
• M7: 7,509,065 km (0.077 R)
• M8: 9,519,810 km (0.103 R)
• M9: 10,263,312 km (0.046 R)
• M10: 11,330,393 km (0.045 R)
• M11: 12,883,369 km (0.083 R)
• M12: 13,847,676 km (0.098 R)
• M13: 15,207,521 km (0.089 R)
• M14: 15,620,411 km (0.097 R)
• M15: 16,530,415 km (0.12 R)
• M16: 18,858,158 km (0.053 R)
• M17: 19,750,060 km (0.062 R)
• M18: 21,396,385 km (0.108 R)
• M19: 21,840,541 km (0.068 R)
• M20: 22,823,848 km (0.103 R)
• M21: 23,443,632 km (0.102 R)
• M22: 24,474,511 km (0.043 R)
• M23: 26,035,116 km (0.099 R)
• M24: 27,923,789 km (0.113 R)
• M25: 28,276,840 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.4

Radius: 14.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.44 AU - 4.74 AU

Year: 6349 Days

Day: 12.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,792,321 km

• M1: 182,061 km (0.11 R)
• M2: 855,251 km (0.049 R)
• M3: 3,672,179 km (0.08 R)
• M4: 5,294,418 km (0.079 R)
• M5: 6,695,402 km (0.113 R)
• M6: 10,079,456 km (0.079 R)
• M7: 10,762,220 km (0.091 R)
• M8: 12,180,558 km (0.11 R)
• M9: 15,811,448 km (0.079 R)
• M10: 16,586,365 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.6

Radius: 11.9

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.56 AU - 5.62 AU

Year: 8534 Days

Day: 14.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,792,321 km

• M1: 147,952 km (0.085 R)
• M2: 585,526 km (0.097 R)
• M3: 1,016,966 km (0.089 R)
• M4: 1,439,730 km (0.067 R)
• M5: 2,301,114 km (0.104 R)
• M6: 3,070,048 km (0.081 R)
• M7: 4,636,786 km (0.074 R)
• M8: 5,762,061 km (0.083 R)
• M9: 7,256,245 km (0.083 R)
• M10: 8,903,766 km (0.076 R)
• M11: 10,995,294 km (0.087 R)
• M12: 11,851,293 km (0.062 R)
• M13: 14,623,641 km (0.076 R)
• M14: 15,264,967 km (0.094 R)
• M15: 16,262,037 km (0.111 R)
• M16: 17,444,159 km (0.11 R)
• M17: 18,165,669 km (0.055 R)
• M18: 18,831,978 km (0.077 R)
• M19: 24,138,364 km (0.079 R)
• M20: 25,034,605 km (0.066 R)
• M21: 26,893,359 km (0.075 R)
• M22: 29,749,631 km (0.12 R)
• M23: 32,477,249 km (0.053 R)
• M24: 33,459,060 km (0.078 R)
• M25: 37,943,406 km (0.078 R)
• M26: 39,523,159 km (0.104 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 11,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit