🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.61 AU - 0.63 AU

Year: 315 Days

Day: 39.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.8

Radius: 11.4

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.8 AU - 2.58 AU

Year: 2093 Days

Day: 8.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,964,284 km

• M1: 141,819 km (0.093 R)
• M2: 574,157 km (0.072 R)
• M3: 1,077,105 km (0.12 R)
• M4: 1,468,901 km (0.118 R)
• M5: 1,912,609 km (0.099 R)
• M6: 2,635,166 km (0.071 R)
• M7: 4,107,658 km (0.106 R)
• M8: 4,559,444 km (0.084 R)
• M9: 5,657,642 km (0.058 R)
• M10: 6,923,988 km (0.087 R)
• M11: 7,310,549 km (0.12 R)
• M12: 7,799,135 km (0.119 R)
• M13: 8,248,228 km (0.106 R)
• M14: 8,714,674 km (0.111 R)
• M15: 9,363,780 km (0.031 R)
• M16: 10,010,192 km (0.069 R)
• M17: 10,905,685 km (0.112 R)
• M18: 11,278,483 km (0.118 R)
• M19: 11,814,791 km (0.081 R)
• M20: 12,208,233 km (0.065 R)
• M21: 14,044,547 km (0.055 R)
• M22: 14,486,310 km (0.102 R)
• M23: 15,631,631 km (0.104 R)
• M24: 16,010,563 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.5

Radius: 13.3

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.51 AU - 3.99 AU

Year: 3783 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,964,284 km

• M1: 165,455 km (0.084 R)
• M2: 663,018 km (0.109 R)
• M3: 1,259,464 km (0.069 R)
• M4: 1,850,376 km (0.118 R)
• M5: 2,356,316 km (0.027 R)
• M6: 3,995,909 km (0.096 R)
• M7: 5,024,544 km (0.07 R)
• M8: 5,613,361 km (0.055 R)
• M9: 6,147,276 km (0.118 R)
• M10: 6,715,000 km (0.116 R)
• M11: 8,106,110 km (0.105 R)
• M12: 8,886,114 km (0.082 R)
• M13: 10,202,276 km (0.084 R)
• M14: 10,888,930 km (0.12 R)
• M15: 11,956,759 km (0.107 R)
• M16: 12,926,453 km (0.106 R)
• M17: 13,774,074 km (0.094 R)
• M18: 14,931,064 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.8

Radius: 12.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.27 AU - 3.61 AU

Year: 4120 Days

Day: 6.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,964,284 km

• M1: 175,179 km (0.118 R)
• M2: 625,469 km (0.106 R)
• M3: 1,122,582 km (0.096 R)
• M4: 1,690,007 km (0.118 R)
• M5: 2,100,205 km (0.095 R)
• M6: 2,715,501 km (0.104 R)
• M7: 3,383,156 km (0.107 R)
• M8: 3,917,220 km (0.054 R)
• M9: 4,408,350 km (0.099 R)
• M10: 6,036,124 km (0.103 R)
• M11: 6,641,846 km (0.085 R)
• M12: 7,067,901 km (0.114 R)
• M13: 7,569,054 km (0.116 R)
• M14: 10,264,508 km (0.118 R)
• M15: 13,715,282 km (0.11 R)
• M16: 14,630,373 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.1

Radius: 9.6

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.07 AU - 5.29 AU

Year: 7612 Days

Day: 7.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,964,284 km

• M1: 119,379 km (0.113 R)
• M2: 506,538 km (0.076 R)
• M3: 1,335,460 km (0.103 R)
• M4: 1,723,367 km (0.057 R)
• M5: 2,917,906 km (0.062 R)
• M6: 3,340,969 km (0.094 R)
• M7: 4,780,250 km (0.114 R)
• M8: 5,283,198 km (0.111 R)
• M9: 6,135,457 km (0.105 R)
• M10: 6,561,063 km (0.115 R)
• M11: 9,075,804 km (0.089 R)
• M12: 9,716,382 km (0.114 R)
• M13: 10,204,968 km (0.053 R)
• M14: 19,293,338 km (0.073 R)
• M15: 23,919,054 km (0.1 R)
• M16: 26,146,267 km (0.086 R)
• M17: 28,060,521 km (0.099 R)
• M18: 28,869,995 km (0.087 R)
• M19: 30,253,477 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.3

Radius: 9.3

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.81 AU - 6.37 AU

Year: 8534 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,964,284 km

• M1: 115,639 km (0.045 R)
• M2: 496,515 km (0.08 R)
• M3: 1,994,888 km (0.04 R)
• M4: 2,411,966 km (0.111 R)
• M5: 3,115,376 km (0.117 R)
• M6: 3,540,982 km (0.111 R)
• M7: 4,693,484 km (0.08 R)
• M8: 5,435,639 km (0.095 R)
• M9: 6,128,726 km (0.108 R)
• M10: 6,745,966 km (0.119 R)
• M11: 10,399,146 km (0.098 R)
• M12: 12,807,822 km (0.078 R)
• M13: 14,650,867 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.3

Radius: 6.3

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.61 AU - 7.09 AU

Year: 10332 Days

Day: 24.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 33,964,284 km

• M1: 78,539 km (0.106 R)
• M2: 366,066 km (0.094 R)
• M3: 904,768 km (0.118 R)
• M4: 1,646,175 km (0.085 R)
• M5: 2,697,998 km (0.059 R)
• M6: 3,104,904 km (0.1 R)
• M7: 3,463,490 km (0.107 R)
• M8: 3,896,576 km (0.116 R)
• M9: 4,547,027 km (0.052 R)
• M10: 4,760,952 km (0.058 R)
• M11: 5,443,867 km (0.097 R)
• M12: 5,685,467 km (0.107 R)
• M13: 6,353,721 km (0.064 R)
• M14: 6,587,841 km (0.089 R)
• M15: 7,144,495 km (0.109 R)
• M16: 8,878,334 km (0.07 R)
• M17: 9,427,359 km (0.084 R)
• M18: 12,412,584 km (0.094 R)
• M19: 12,831,907 km (0.025 R)
• M20: 13,098,640 km (0.082 R)
• M21: 15,548,455 km (0.062 R)
• M22: 16,976,516 km (0.077 R)
• M23: 17,755,322 km (0.095 R)
• M24: 19,105,892 km (0.113 R)
• M25: 19,314,132 km (0.05 R)
• M26: 19,806,160 km (0.093 R)
• M27: 23,487,015 km (0.106 R)
• M28: 26,122,182 km (0.102 R)
• M29: 26,637,397 km (0.11 R)
• M30: 26,984,614 km (0.092 R)
• M31: 27,246,859 km (0.077 R)
• M32: 30,624,031 km (0.061 R)
• M33: 31,485,864 km (0.091 R)
• M34: 32,069,296 km (0.107 R)
• M35: 33,458,461 km (0.064 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: 467 - 19,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit