🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.4 AU - 0.66 AU

Year: 168 Days

Day: 23.6 Hours

Environment

Temp: 35 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.54 AU - 0.66 AU

Year: 203 Days

Day: 43.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,689,336 km

• M1: 26,329 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.59 AU - 0.65 AU

Year: 213 Days

Day: 42.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 62.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.68 AU - 0.78 AU

Year: 272 Days

Day: 36.8 Hours

Environment

Temp: -24 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,689,336 km

• M1: 52,509 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.39 AU - 1.95 AU

Year: 942 Days

Day: 21.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.3

Radius: 11.6

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.39 AU - 3.03 AU

Year: 1948 Days

Day: 12.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,689,336 km

• M1: 147,653 km (0.077 R)
• M2: 623,374 km (0.096 R)
• M3: 1,686,417 km (0.035 R)
• M4: 2,261,022 km (0.094 R)
• M5: 3,042,671 km (0.056 R)
• M6: 4,542,689 km (0.097 R)
• M7: 4,912,196 km (0.103 R)
• M8: 6,169,117 km (0.044 R)
• M9: 7,750,965 km (0.096 R)
• M10: 8,344,569 km (0.093 R)
• M11: 8,834,502 km (0.055 R)
• M12: 9,343,584 km (0.096 R)
• M13: 10,797,526 km (0.105 R)
• M14: 11,779,636 km (0.108 R)
• M15: 12,820,388 km (0.114 R)
• M16: 13,696,433 km (0.114 R)
• M17: 14,989,108 km (0.087 R)
• M18: 15,373,126 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 11

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.92 AU - 8.74 AU

Year: 9565 Days

Day: 9.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,689,336 km

• M1: 136,732 km (0.107 R)
• M2: 532,269 km (0.119 R)
• M3: 1,200,673 km (0.035 R)
• M4: 3,106,549 km (0.101 R)
• M5: 3,643,905 km (0.118 R)
• M6: 4,538,201 km (0.107 R)
• M7: 5,052,070 km (0.111 R)
• M8: 6,368,830 km (0.082 R)
• M9: 7,861,817 km (0.109 R)
• M10: 11,269,507 km (0.09 R)
• M11: 12,160,362 km (0.062 R)
• M12: 13,729,195 km (0.113 R)
• M13: 17,815,012 km (0.111 R)
• M14: 21,130,998 km (0.078 R)
• M15: 26,074,011 km (0.029 R)
• M16: 28,573,343 km (0.075 R)
• M17: 30,724,859 km (0.108 R)
• M18: 32,252,254 km (0.071 R)
• M19: 33,616,437 km (0.106 R)
• M20: 38,286,882 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.4

Radius: 6.2

Gravity: 23.66 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.63 AU - 11.65 AU

Year: 17337 Days

Day: 15.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,689,336 km

• M1: 78,090 km (0.094 R)
• M2: 285,582 km (0.052 R)
• M3: 1,910,365 km (0.116 R)
• M4: 2,189,963 km (0.088 R)
• M5: 4,018,498 km (0.038 R)
• M6: 5,122,530 km (0.064 R)
• M7: 5,466,306 km (0.039 R)
• M8: 5,866,331 km (0.084 R)
• M9: 10,330,780 km (0.107 R)
• M10: 11,384,248 km (0.107 R)
• M11: 13,272,772 km (0.075 R)
• M12: 14,591,328 km (0.093 R)
• M13: 16,812,557 km (0.09 R)
• M14: 18,090,721 km (0.092 R)
• M15: 19,893,824 km (0.119 R)
• M16: 21,419,872 km (0.061 R)
• M17: 22,111,612 km (0.096 R)
• M18: 30,234,178 km (0.086 R)
• M19: 35,430,610 km (0.083 R)
• M20: 37,523,484 km (0.08 R)
• M21: 37,808,618 km (0.073 R)
• M22: 40,290,746 km (0.119 R)
• M23: 52,366,136 km (0.095 R)
• M24: 68,116,249 km (0.071 R)
• M25: 70,039,778 km (0.104 R)
• M26: 71,560,740 km (0.091 R)
• M27: 72,439,627 km (0.114 R)
• M28: 72,881,689 km (0.093 R)
• M29: 74,443,341 km (0.105 R)
• M30: 75,345,716 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.9

Radius: 4.6

Gravity: 32.75 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 12.14 AU - 12.9 AU

Year: 19340 Days

Day: 17.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,689,336 km

• M1: 58,493 km (0.083 R)
• M2: 368,609 km (0.07 R)
• M3: 602,131 km (0.108 R)
• M4: 941,719 km (0.099 R)
• M5: 1,643,482 km (0.03 R)
• M6: 3,175,514 km (0.086 R)
• M7: 3,686,391 km (0.118 R)
• M8: 4,056,197 km (0.115 R)
• M9: 4,978,468 km (0.086 R)
• M10: 5,430,104 km (0.103 R)
• M11: 6,328,439 km (0.115 R)
• M12: 7,955,016 km (0.112 R)
• M13: 8,783,938 km (0.096 R)
• M14: 11,294,490 km (0.052 R)
• M15: 11,678,956 km (0.071 R)
• M16: 15,307,303 km (0.082 R)
• M17: 16,831,256 km (0.034 R)
• M18: 18,986,663 km (0.063 R)
• M19: 19,530,002 km (0.089 R)
• M20: 19,898,013 km (0.078 R)
• M21: 21,222,403 km (0.108 R)
• M22: 23,731,608 km (0.116 R)
• M23: 25,876,093 km (0.12 R)
• M24: 29,812,163 km (0.113 R)
• M25: 31,416,899 km (0.116 R)
• M26: 32,049,100 km (0.089 R)
• M27: 32,689,828 km (0.09 R)
• M28: 36,159,451 km (0.115 R)
• M29: 37,133,931 km (0.082 R)
• M30: 43,350,770 km (0.031 R)
• M31: 45,729,077 km (0.053 R)
• M32: 46,377,733 km (0.075 R)
• M33: 61,453,908 km (0.085 R)
• M34: 64,449,904 km (0.066 R)
• M35: 65,469,863 km (0.098 R)
• M36: 66,293,548 km (0.055 R)
• M37: 70,515,649 km (0.116 R)
• M38: 72,692,298 km (0.072 R)
• M39: 74,242,431 km (0.113 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 14,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit