🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.57 AU - 0.61 AU

Year: 195 Days

Day: 32.9 Hours

Environment

Temp: 31 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.73 AU - 2.03 AU

Year: 1110 Days

Day: 44.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.6

Radius: 14.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.66 AU - 5.7 AU

Year: 5075 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,363,445 km

• M1: 179,069 km (0.114 R)
• M2: 676,631 km (0.11 R)
• M3: 1,171,800 km (0.078 R)
• M4: 1,685,370 km (0.048 R)
• M5: 2,163,335 km (0.075 R)
• M6: 3,572,996 km (0.117 R)
• M7: 4,198,614 km (0.112 R)
• M8: 5,229,044 km (0.106 R)
• M9: 7,939,009 km (0.097 R)
• M10: 9,444,263 km (0.12 R)
• M11: 12,109,050 km (0.102 R)
• M12: 12,888,605 km (0.082 R)
• M13: 13,965,111 km (0.113 R)
• M14: 15,429,674 km (0.113 R)
• M15: 16,248,124 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.9

Radius: 14.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.73 AU - 7.03 AU

Year: 6137 Days

Day: 8.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,363,445 km

• M1: 179,069 km (0.076 R)
• M2: 723,455 km (0.059 R)
• M3: 1,249,441 km (0.115 R)
• M4: 1,709,305 km (0.096 R)
• M5: 3,835,390 km (0.082 R)
• M6: 4,533,863 km (0.117 R)
• M7: 4,992,829 km (0.118 R)
• M8: 5,768,943 km (0.115 R)
• M9: 6,656,507 km (0.062 R)
• M10: 7,320,422 km (0.101 R)
• M11: 8,474,420 km (0.07 R)
• M12: 9,705,012 km (0.038 R)
• M13: 10,298,317 km (0.057 R)
• M14: 11,418,506 km (0.095 R)
• M15: 12,128,647 km (0.11 R)
• M16: 14,274,778 km (0.077 R)
• M17: 14,821,110 km (0.109 R)
• M18: 15,781,827 km (0.11 R)
• M19: 18,784,257 km (0.034 R)
• M20: 19,909,532 km (0.114 R)
• M21: 22,587,035 km (0.11 R)
• M22: 24,012,104 km (0.049 R)
• M23: 24,785,824 km (0.103 R)
• M24: 26,793,128 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.7

Radius: 14.3

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.6 AU - 6.84 AU

Year: 6677 Days

Day: 7.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,363,445 km

• M1: 177,872 km (0.106 R)
• M2: 649,404 km (0.069 R)
• M3: 1,769,593 km (0.114 R)
• M4: 4,015,955 km (0.087 R)
• M5: 5,673,798 km (0.092 R)
• M6: 6,307,345 km (0.108 R)
• M7: 7,682,599 km (0.108 R)
• M8: 8,386,905 km (0.048 R)
• M9: 9,210,890 km (0.098 R)
• M10: 9,763,056 km (0.052 R)
• M11: 10,295,475 km (0.106 R)
• M12: 11,329,346 km (0.027 R)
• M13: 12,337,037 km (0.09 R)
• M14: 16,168,687 km (0.082 R)
• M15: 17,505,344 km (0.105 R)
• M16: 19,614,824 km (0.105 R)
• M17: 21,612,554 km (0.1 R)
• M18: 23,815,981 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.9

Radius: 11.1

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.37 AU - 9.11 AU

Year: 9269 Days

Day: 14.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,363,445 km

• M1: 138,079 km (0.099 R)
• M2: 677,080 km (0.105 R)
• M3: 1,707,360 km (0.104 R)
• M4: 2,475,097 km (0.058 R)
• M5: 3,267,367 km (0.078 R)
• M6: 4,054,850 km (0.115 R)
• M7: 4,778,605 km (0.114 R)
• M8: 5,252,830 km (0.111 R)
• M9: 6,482,674 km (0.085 R)
• M10: 6,945,829 km (0.107 R)
• M11: 7,938,561 km (0.116 R)
• M12: 8,469,334 km (0.11 R)
• M13: 9,309,625 km (0.113 R)
• M14: 10,153,357 km (0.098 R)
• M15: 10,726,018 km (0.085 R)
• M16: 11,541,476 km (0.071 R)
• M17: 11,935,965 km (0.115 R)
• M18: 15,289,202 km (0.063 R)
• M19: 17,547,681 km (0.083 R)
• M20: 20,838,385 km (0.111 R)
• M21: 22,716,586 km (0.107 R)
• M22: 24,060,274 km (0.105 R)
• M23: 24,798,091 km (0.079 R)
• M24: 26,125,772 km (0.105 R)
• M25: 32,803,073 km (0.077 R)
• M26: 35,220,275 km (0.079 R)
• M27: 37,262,286 km (0.086 R)
• M28: 38,750,336 km (0.09 R)
• M29: 40,536,086 km (0.08 R)
• M30: 42,643,471 km (0.036 R)
• M31: 47,075,308 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.8

Radius: 12

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.42 AU - 9.12 AU

Year: 9323 Days

Day: 12.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,363,445 km

• M1: 149,299 km (0.058 R)
• M2: 646,412 km (0.119 R)
• M3: 1,036,414 km (0.119 R)
• M4: 1,922,033 km (0.046 R)
• M5: 2,470,010 km (0.062 R)
• M6: 3,330,049 km (0.115 R)
• M7: 4,265,933 km (0.075 R)
• M8: 4,795,809 km (0.099 R)
• M9: 5,270,782 km (0.095 R)
• M10: 5,846,734 km (0.083 R)
• M11: 7,534,796 km (0.09 R)
• M12: 11,018,781 km (0.062 R)
• M13: 13,141,275 km (0.076 R)
• M14: 14,011,187 km (0.082 R)
• M15: 15,659,756 km (0.096 R)
• M16: 16,495,559 km (0.041 R)
• M17: 17,804,540 km (0.069 R)
• M18: 18,792,185 km (0.103 R)
• M19: 20,546,370 km (0.047 R)
• M20: 22,933,802 km (0.1 R)
• M21: 24,011,356 km (0.068 R)
• M22: 28,867,602 km (0.062 R)
• M23: 30,017,710 km (0.059 R)
• M24: 32,632,532 km (0.1 R)
• M25: 33,309,163 km (0.117 R)
• M26: 35,041,955 km (0.089 R)
• M27: 35,990,256 km (0.107 R)
• M28: 37,690,884 km (0.108 R)
• M29: 44,477,691 km (0.118 R)
• M30: 48,888,584 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.9

Radius: 6.6

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.77 AU - 13.21 AU

Year: 17871 Days

Day: 24.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,363,445 km

• M1: 83,176 km (0.113 R)
• M2: 308,620 km (0.086 R)
• M3: 536,159 km (0.057 R)
• M4: 1,447,509 km (0.075 R)
• M5: 2,699,942 km (0.092 R)
• M6: 3,933,826 km (0.091 R)
• M7: 4,643,219 km (0.09 R)
• M8: 5,646,123 km (0.12 R)
• M9: 10,455,395 km (0.109 R)
• M10: 12,102,468 km (0.092 R)
• M11: 20,596,784 km (0.079 R)
• M12: 22,436,838 km (0.078 R)
• M13: 24,766,825 km (0.036 R)
• M14: 25,154,134 km (0.066 R)
• M15: 26,440,376 km (0.112 R)
• M16: 28,293,146 km (0.09 R)
• M17: 28,929,386 km (0.113 R)
• M18: 33,653,537 km (0.066 R)
• M19: 35,457,987 km (0.112 R)
• M20: 35,949,864 km (0.111 R)
• M21: 41,801,385 km (0.098 R)
• M22: 42,765,244 km (0.118 R)
• M23: 51,014,968 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 16,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit