🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.11 AU - 1.61 AU

Year: 490 Days

Day: 34.2 Hours

Environment

Temp: 175 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.61 AU - 1.97 AU

Year: 739 Days

Day: 32.2 Hours

Environment

Temp: 45 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 94,665,798 km

• M1: 279,898 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.99 AU - 3.01 AU

Year: 1220 Days

Day: 12.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.71 AU - 7.71 AU

Year: 6609 Days

Day: 47 Hours

Environment

Temp: -121 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.8

Radius: 10.2

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.19 AU - 13.05 AU

Year: 10683 Days

Day: 7.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,665,798 km

• M1: 130,449 km (0.119 R)
• M2: 508,184 km (0.111 R)
• M3: 1,020,407 km (0.118 R)
• M4: 1,876,107 km (0.12 R)
• M5: 3,671,431 km (0.115 R)
• M6: 4,074,896 km (0.075 R)
• M7: 8,966,448 km (0.108 R)
• M8: 10,317,765 km (0.102 R)
• M9: 11,235,548 km (0.098 R)
• M10: 11,572,143 km (0.109 R)
• M11: 12,148,245 km (0.092 R)
• M12: 13,799,207 km (0.082 R)
• M13: 14,120,693 km (0.073 R)
• M14: 15,873,531 km (0.027 R)
• M15: 16,226,582 km (0.112 R)
• M16: 18,147,867 km (0.057 R)
• M17: 35,775,284 km (0.106 R)
• M18: 37,121,066 km (0.111 R)
• M19: 37,743,842 km (0.033 R)
• M20: 39,654,057 km (0.093 R)
• M21: 43,804,650 km (0.064 R)
• M22: 49,276,342 km (0.094 R)
• M23: 51,094,554 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.4

Radius: 13.8

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.66 AU - 17.18 AU

Year: 16032 Days

Day: 7.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,665,798 km

• M1: 188,493 km (0.118 R)
• M2: 701,464 km (0.099 R)
• M3: 1,148,014 km (0.108 R)
• M4: 1,729,800 km (0.115 R)
• M5: 2,631,875 km (0.109 R)
• M6: 3,745,781 km (0.119 R)
• M7: 4,628,259 km (0.03 R)
• M8: 5,221,714 km (0.084 R)
• M9: 5,791,682 km (0.113 R)
• M10: 7,141,653 km (0.104 R)
• M11: 8,261,393 km (0.039 R)
• M12: 8,741,004 km (0.094 R)
• M13: 9,651,157 km (0.103 R)
• M14: 10,735,592 km (0.097 R)
• M15: 11,482,983 km (0.115 R)
• M16: 12,890,250 km (0.099 R)
• M17: 14,825,149 km (0.094 R)
• M18: 16,567,216 km (0.087 R)
• M19: 17,332,110 km (0.114 R)
• M20: 20,542,032 km (0.091 R)
• M21: 21,604,625 km (0.101 R)
• M22: 23,078,015 km (0.116 R)
• M23: 23,551,941 km (0.029 R)
• M24: 24,323,716 km (0.096 R)
• M25: 27,158,446 km (0.118 R)
• M26: 28,438,256 km (0.114 R)
• M27: 32,164,889 km (0.115 R)
• M28: 38,546,435 km (0.103 R)
• M29: 39,753,989 km (0.08 R)
• M30: 42,385,714 km (0.097 R)
• M31: 44,837,175 km (0.103 R)
• M32: 51,942,475 km (0.113 R)
• M33: 55,422,122 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 16.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.4

Radius: 10.5

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 15.95 AU - 16.27 AU

Year: 19960 Days

Day: 5.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,665,798 km

• M1: 130,749 km (0.031 R)
• M2: 597,643 km (0.085 R)
• M3: 1,368,372 km (0.082 R)
• M4: 2,158,398 km (0.12 R)
• M5: 2,580,114 km (0.095 R)
• M6: 4,494,070 km (0.096 R)
• M7: 7,297,235 km (0.054 R)
• M8: 10,983,924 km (0.111 R)
• M9: 16,809,266 km (0.083 R)
• M10: 17,747,244 km (0.105 R)
• M11: 18,148,166 km (0.094 R)
• M12: 19,984,780 km (0.061 R)
• M13: 24,416,467 km (0.072 R)
• M14: 31,056,069 km (0.068 R)
• M15: 36,308,750 km (0.108 R)
• M16: 39,619,799 km (0.098 R)
• M17: 42,124,816 km (0.106 R)
• M18: 51,398,388 km (0.11 R)
• M19: 56,767,306 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.6

Radius: 6.4

Gravity: 15.76 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 19.98 AU - 20.96 AU

Year: 28589 Days

Day: 20.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,665,798 km

• M1: 82,728 km (0.095 R)
• M2: 317,447 km (0.1 R)
• M3: 640,428 km (0.074 R)
• M4: 894,446 km (0.116 R)
• M5: 1,186,012 km (0.055 R)
• M6: 1,470,547 km (0.095 R)
• M7: 1,920,687 km (0.119 R)
• M8: 2,246,212 km (0.092 R)
• M9: 2,763,222 km (0.044 R)
• M10: 3,572,248 km (0.069 R)
• M11: 5,953,247 km (0.106 R)
• M12: 6,888,982 km (0.089 R)
• M13: 8,136,778 km (0.098 R)
• M14: 10,089,030 km (0.118 R)
• M15: 11,004,419 km (0.115 R)
• M16: 15,475,451 km (0.075 R)
• M17: 16,075,338 km (0.113 R)
• M18: 18,155,347 km (0.101 R)
• M19: 21,443,508 km (0.044 R)
• M20: 22,404,675 km (0.118 R)
• M21: 30,481,464 km (0.114 R)
• M22: 33,790,120 km (0.11 R)
• M23: 34,798,559 km (0.102 R)
• M24: 35,678,793 km (0.093 R)
• M25: 36,573,687 km (0.082 R)
• M26: 49,054,638 km (0.092 R)
• M27: 49,790,061 km (0.042 R)
• M28: 50,719,812 km (0.078 R)
• M29: 54,751,325 km (0.06 R)
• M30: 56,743,968 km (0.074 R)
• M31: 61,509,708 km (0.061 R)
• M32: 66,535,448 km (0.108 R)
• M33: 66,984,990 km (0.097 R)
• M34: 71,592,305 km (0.092 R)
• M35: 77,642,791 km (0.087 R)
• M36: 86,673,117 km (0.087 R)
• M37: 87,209,276 km (0.117 R)
• M38: 90,748,462 km (0.088 R)

Kuiper Belt

Range: 35.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 19,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit