🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.99 AU - 1.35 AU

Year: 582 Days

Day: 38.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.15 AU - 1.71 AU

Year: 787 Days

Day: 38.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.9

Radius: 10

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.9 AU - 5.54 AU

Year: 5488 Days

Day: 6.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,833,170 km

• M1: 130,150 km (0.105 R)
• M2: 452,384 km (0.083 R)
• M3: 817,253 km (0.071 R)
• M4: 1,826,141 km (0.088 R)
• M5: 2,246,212 km (0.118 R)
• M6: 4,274,909 km (0.109 R)
• M7: 5,308,181 km (0.075 R)
• M8: 7,267,465 km (0.038 R)
• M9: 8,289,966 km (0.119 R)
• M10: 8,610,704 km (0.044 R)
• M11: 9,754,828 km (0.086 R)
• M12: 10,712,704 km (0.102 R)
• M13: 11,933,273 km (0.098 R)
• M14: 13,028,329 km (0.072 R)
• M15: 16,906,205 km (0.085 R)
• M16: 20,676,371 km (0.09 R)
• M17: 21,794,465 km (0.085 R)
• M18: 23,746,717 km (0.059 R)
• M19: 24,477,204 km (0.09 R)
• M20: 27,549,944 km (0.117 R)
• M21: 30,966,759 km (0.097 R)
• M22: 31,643,540 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.5

Radius: 13.5

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.13 AU - 8.63 AU

Year: 9226 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,833,170 km

• M1: 170,242 km (0.109 R)
• M2: 599,139 km (0.115 R)
• M3: 1,547,590 km (0.113 R)
• M4: 2,804,810 km (0.101 R)
• M5: 3,877,876 km (0.053 R)
• M6: 4,760,204 km (0.089 R)
• M7: 5,949,208 km (0.086 R)
• M8: 6,726,668 km (0.106 R)
• M9: 8,037,295 km (0.089 R)
• M10: 9,267,588 km (0.065 R)
• M11: 15,014,839 km (0.075 R)
• M12: 15,868,893 km (0.104 R)
• M13: 17,674,240 km (0.09 R)
• M14: 19,214,351 km (0.103 R)
• M15: 20,981,849 km (0.101 R)
• M16: 25,630,753 km (0.092 R)
• M17: 26,768,145 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593

Radius: 12.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.06 AU - 9.16 AU

Year: 9660 Days

Day: 6.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,833,170 km

• M1: 160,668 km (0.107 R)
• M2: 889,359 km (0.091 R)
• M3: 2,184,279 km (0.106 R)
• M4: 2,718,792 km (0.078 R)
• M5: 6,095,814 km (0.112 R)
• M6: 9,111,707 km (0.072 R)
• M7: 11,072,636 km (0.107 R)
• M8: 11,875,977 km (0.106 R)
• M9: 12,603,321 km (0.048 R)
• M10: 17,750,835 km (0.112 R)
• M11: 19,228,413 km (0.084 R)
• M12: 25,320,188 km (0.119 R)
• M13: 27,190,011 km (0.088 R)
• M14: 27,768,506 km (0.106 R)
• M15: 28,552,549 km (0.095 R)
• M16: 33,350,751 km (0.113 R)
• M17: 42,026,979 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.3

Radius: 10.7

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.85 AU - 9.19 AU

Year: 10452 Days

Day: 5.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,833,170 km

• M1: 133,142 km (0.043 R)
• M2: 666,010 km (0.105 R)
• M3: 1,503,608 km (0.114 R)
• M4: 1,908,121 km (0.078 R)
• M5: 2,962,487 km (0.073 R)
• M6: 4,175,127 km (0.041 R)
• M7: 4,539,099 km (0.1 R)
• M8: 4,954,681 km (0.112 R)
• M9: 5,966,113 km (0.111 R)
• M10: 6,320,211 km (0.077 R)
• M11: 7,347,350 km (0.071 R)
• M12: 8,177,468 km (0.064 R)
• M13: 8,570,911 km (0.063 R)
• M14: 9,925,370 km (0.111 R)
• M15: 13,231,932 km (0.091 R)
• M16: 14,396,102 km (0.08 R)
• M17: 15,100,708 km (0.082 R)
• M18: 17,567,727 km (0.103 R)
• M19: 19,897,863 km (0.082 R)
• M20: 24,979,852 km (0.095 R)
• M21: 26,658,640 km (0.072 R)
• M22: 35,960,037 km (0.073 R)
• M23: 38,097,192 km (0.104 R)
• M24: 41,204,041 km (0.109 R)
• M25: 41,974,171 km (0.049 R)
• M26: 43,410,909 km (0.087 R)
• M27: 44,879,960 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.2

Radius: 14.3

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.42 AU - 8.59 AU

Year: 11404 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,833,170 km

• M1: 177,872 km (0.087 R)
• M2: 2,244,566 km (0.099 R)
• M3: 3,504,929 km (0.113 R)
• M4: 5,004,946 km (0.076 R)
• M5: 6,159,094 km (0.115 R)
• M6: 9,944,967 km (0.075 R)
• M7: 10,513,439 km (0.102 R)
• M8: 12,449,684 km (0.107 R)
• M9: 13,162,369 km (0.084 R)
• M10: 16,834,099 km (0.104 R)
• M11: 18,153,402 km (0.072 R)
• M12: 24,283,026 km (0.114 R)
• M13: 25,802,491 km (0.091 R)
• M14: 30,741,315 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 16,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit