🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.25 AU - 1.43 AU

Year: 553 Days

Day: 41.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.38 AU - 1.8 AU

Year: 715 Days

Day: 39 Hours

Environment

Temp: -33 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.59 AU - 1.75 AU

Year: 769 Days

Day: 25.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.3

Radius: 14.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.84 AU - 6.5 AU

Year: 4812 Days

Day: 11.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,454,421 km

• M1: 184,305 km (0.12 R)
• M2: 1,136,645 km (0.076 R)
• M3: 1,632,412 km (0.103 R)
• M4: 2,117,259 km (0.097 R)
• M5: 2,887,688 km (0.035 R)
• M6: 3,388,242 km (0.113 R)
• M7: 4,169,442 km (0.089 R)
• M8: 4,838,444 km (0.115 R)
• M9: 8,441,209 km (0.088 R)
• M10: 9,121,880 km (0.066 R)
• M11: 11,797,438 km (0.109 R)
• M12: 12,313,251 km (0.118 R)
• M13: 12,942,310 km (0.079 R)
• M14: 14,689,763 km (0.103 R)
• M15: 15,397,810 km (0.081 R)
• M16: 20,068,854 km (0.115 R)
• M17: 21,009,375 km (0.101 R)
• M18: 22,403,628 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.4

Radius: 9.6

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.28 AU - 7.68 AU

Year: 6573 Days

Day: 7 Hours

Environment

Temp: -152 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,454,421 km

• M1: 119,379 km (0.047 R)
• M2: 1,009,786 km (0.034 R)
• M3: 1,764,058 km (0.105 R)
• M4: 3,298,483 km (0.096 R)
• M5: 3,689,682 km (0.072 R)
• M6: 4,009,672 km (0.114 R)
• M7: 5,606,479 km (0.074 R)
• M8: 6,653,814 km (0.067 R)
• M9: 7,205,232 km (0.1 R)
• M10: 8,109,701 km (0.105 R)
• M11: 8,825,526 km (0.092 R)
• M12: 9,132,202 km (0.102 R)
• M13: 9,813,620 km (0.083 R)
• M14: 12,994,221 km (0.105 R)
• M15: 14,211,349 km (0.093 R)
• M16: 14,572,628 km (0.038 R)
• M17: 15,250,905 km (0.075 R)
• M18: 19,696,654 km (0.097 R)
• M19: 24,677,216 km (0.095 R)
• M20: 25,640,626 km (0.115 R)
• M21: 26,629,019 km (0.062 R)
• M22: 30,239,414 km (0.111 R)
• M23: 30,737,426 km (0.058 R)
• M24: 31,750,203 km (0.119 R)
• M25: 33,205,043 km (0.114 R)
• M26: 33,628,704 km (0.091 R)
• M27: 37,149,340 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.5

Radius: 10.6

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.22 AU - 7.5 AU

Year: 7117 Days

Day: 11 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,454,421 km

• M1: 138,976 km (0.079 R)
• M2: 782,846 km (0.067 R)
• M3: 1,390,961 km (0.087 R)
• M4: 3,596,632 km (0.107 R)
• M5: 4,178,717 km (0.116 R)
• M6: 4,763,944 km (0.094 R)
• M7: 7,155,565 km (0.028 R)
• M8: 11,111,681 km (0.119 R)
• M9: 11,961,247 km (0.054 R)
• M10: 14,030,934 km (0.115 R)
• M11: 17,496,967 km (0.05 R)
• M12: 22,148,264 km (0.055 R)
• M13: 25,158,323 km (0.101 R)
• M14: 26,435,141 km (0.088 R)
• M15: 30,423,121 km (0.111 R)
• M16: 32,400,206 km (0.092 R)
• M17: 34,683,668 km (0.064 R)
• M18: 36,724,482 km (0.08 R)
• M19: 38,010,276 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.2

Radius: 6.1

Gravity: 20.75 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.37 AU - 20.45 AU

Year: 23695 Days

Day: 19.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,454,421 km

• M1: 197,020 km (0.072 R)
• M2: 431,889 km (0.092 R)
• M3: 683,513 km (0.052 R)
• M4: 1,687,464 km (0.076 R)
• M5: 2,192,058 km (0.094 R)
• M6: 2,420,194 km (0.079 R)
• M7: 2,614,223 km (0.117 R)
• M8: 3,496,701 km (0.057 R)
• M9: 5,330,920 km (0.045 R)
• M10: 7,168,580 km (0.096 R)
• M11: 7,725,683 km (0.114 R)
• M12: 10,562,208 km (0.106 R)
• M13: 11,282,971 km (0.081 R)
• M14: 12,532,262 km (0.107 R)
• M15: 13,264,694 km (0.112 R)
• M16: 13,489,988 km (0.111 R)
• M17: 14,734,642 km (0.117 R)
• M18: 18,270,238 km (0.031 R)
• M19: 19,403,143 km (0.06 R)
• M20: 21,189,192 km (0.095 R)
• M21: 23,298,971 km (0.052 R)
• M22: 24,404,649 km (0.098 R)
• M23: 31,917,005 km (0.066 R)
• M24: 38,658,184 km (0.098 R)
• M25: 39,581,652 km (0.107 R)
• M26: 46,461,658 km (0.052 R)
• M27: 48,209,709 km (0.107 R)
• M28: 49,819,980 km (0.084 R)
• M29: 50,729,984 km (0.049 R)
• M30: 54,288,918 km (0.112 R)
• M31: 57,611,187 km (0.087 R)
• M32: 58,010,614 km (0.097 R)
• M33: 58,412,134 km (0.101 R)
• M34: 58,613,493 km (0.085 R)
• M35: 74,127,241 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.7

Radius: 4.3

Gravity: 34.6 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 12.8 AU - 20.88 AU

Year: 24633 Days

Day: 22.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,454,421 km

• M1: 53,855 km (0.094 R)
• M2: 232,625 km (0.114 R)
• M3: 503,397 km (0.087 R)
• M4: 767,886 km (0.053 R)
• M5: 1,868,627 km (0.088 R)
• M6: 2,799,724 km (0.083 R)
• M7: 3,874,286 km (0.069 R)
• M8: 5,316,708 km (0.057 R)
• M9: 10,728,561 km (0.039 R)
• M10: 13,204,406 km (0.071 R)
• M11: 15,212,458 km (0.109 R)
• M12: 16,373,786 km (0.119 R)
• M13: 16,630,197 km (0.106 R)
• M14: 19,533,293 km (0.067 R)
• M15: 26,085,530 km (0.087 R)
• M16: 34,941,275 km (0.088 R)
• M17: 37,247,327 km (0.096 R)
• M18: 39,652,561 km (0.101 R)
• M19: 53,057,578 km (0.106 R)
• M20: 63,144,513 km (0.042 R)
• M21: 63,354,100 km (0.027 R)
• M22: 69,636,462 km (0.03 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 20,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit