🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.43 AU - 0.69 AU

Year: 271 Days

Day: 41.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,152,384 km

• M1: 179,368 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.4

Radius: 8.5

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.63 AU - 0.73 AU

Year: 362 Days

Day: 10.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,152,384 km

• M1: 106,065 km (0.076 R)
• M2: 497,114 km (0.069 R)
• M3: 781,948 km (0.102 R)
• M4: 1,063,940 km (0.063 R)
• M5: 1,449,603 km (0.072 R)
• M6: 1,774,979 km (0.088 R)
• M7: 2,043,208 km (0.11 R)
• M8: 2,771,749 km (0.096 R)
• M9: 3,056,434 km (0.06 R)
• M10: 4,018,947 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.6

Radius: 10.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.76 AU - 0.76 AU

Year: 428 Days

Day: 10.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,152,384 km

• M1: 131,796 km (0.082 R)
• M2: 490,980 km (0.086 R)
• M3: 830,567 km (0.093 R)
• M4: 1,176,288 km (0.099 R)
• M5: 1,620,444 km (0.111 R)
• M6: 2,103,944 km (0.062 R)
• M7: 2,454,602 km (0.084 R)
• M8: 3,324,663 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.5

Radius: 11.3

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.49 AU - 1.97 AU

Year: 1469 Days

Day: 14.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,152,384 km

• M1: 141,220 km (0.047 R)
• M2: 506,389 km (0.112 R)
• M3: 965,355 km (0.098 R)
• M4: 1,327,532 km (0.107 R)
• M5: 1,711,699 km (0.119 R)
• M6: 3,080,968 km (0.089 R)
• M7: 3,483,985 km (0.079 R)
• M8: 4,049,465 km (0.087 R)
• M9: 4,517,407 km (0.064 R)
• M10: 5,152,899 km (0.091 R)
• M11: 6,738,786 km (0.111 R)
• M12: 10,049,536 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.5

Radius: 10.9

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.93 AU - 2.37 AU

Year: 2036 Days

Day: 7.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 55 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,152,384 km

• M1: 137,780 km (0.067 R)
• M2: 598,242 km (0.032 R)
• M3: 956,080 km (0.119 R)
• M4: 2,398,503 km (0.063 R)
• M5: 2,957,849 km (0.12 R)
• M6: 6,219,531 km (0.1 R)
• M7: 7,504,128 km (0.1 R)
• M8: 9,043,640 km (0.116 R)
• M9: 9,541,203 km (0.085 R)
• M10: 10,591,080 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.3

Radius: 12.5

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.38 AU - 3.62 AU

Year: 3355 Days

Day: 14.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,152,384 km

• M1: 155,432 km (0.038 R)
• M2: 556,205 km (0.067 R)
• M3: 2,204,175 km (0.119 R)
• M4: 4,829,917 km (0.09 R)
• M5: 5,303,843 km (0.116 R)
• M6: 6,084,893 km (0.117 R)
• M7: 6,915,760 km (0.106 R)
• M8: 7,600,918 km (0.092 R)
• M9: 9,107,219 km (0.084 R)
• M10: 13,289,527 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 8.1

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.13 AU - 5.29 AU

Year: 6600 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,152,384 km

• M1: 102,923 km (0.038 R)
• M2: 603,478 km (0.084 R)
• M3: 1,004,699 km (0.1 R)
• M4: 2,191,010 km (0.096 R)
• M5: 2,501,576 km (0.033 R)
• M6: 2,879,161 km (0.109 R)
• M7: 3,592,742 km (0.08 R)
• M8: 4,195,472 km (0.086 R)
• M9: 4,783,242 km (0.113 R)
• M10: 5,424,718 km (0.043 R)
• M11: 11,422,994 km (0.036 R)
• M12: 13,566,283 km (0.086 R)
• M13: 14,618,704 km (0.062 R)
• M14: 16,389,793 km (0.049 R)
• M15: 21,655,638 km (0.118 R)
• M16: 22,027,239 km (0.065 R)
• M17: 26,485,256 km (0.114 R)
• M18: 27,861,556 km (0.076 R)
• M19: 28,924,599 km (0.115 R)
• M20: 29,466,143 km (0.083 R)
• M21: 31,037,369 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.6

Radius: 6.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.84 AU - 7.28 AU

Year: 12112 Days

Day: 18.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,152,384 km

• M1: 84,822 km (0.08 R)
• M2: 284,535 km (0.114 R)
• M3: 507,735 km (0.066 R)
• M4: 1,134,999 km (0.037 R)
• M5: 1,560,007 km (0.103 R)
• M6: 2,706,525 km (0.118 R)
• M7: 2,938,701 km (0.063 R)
• M8: 5,089,320 km (0.094 R)
• M9: 5,699,828 km (0.111 R)
• M10: 8,150,391 km (0.05 R)
• M11: 9,585,334 km (0.067 R)
• M12: 10,514,038 km (0.113 R)
• M13: 11,271,900 km (0.051 R)
• M14: 18,185,716 km (0.089 R)
• M15: 18,438,386 km (0.096 R)
• M16: 23,996,845 km (0.088 R)
• M17: 26,179,328 km (0.093 R)
• M18: 27,566,998 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 10,577 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit