🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.63 AU - 0.73 AU

Year: 201 Days

Day: 12.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.73 AU - 0.75 AU

Year: 228 Days

Day: 37.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.51 AU - 3.49 AU

Year: 1861 Days

Day: 42 Hours

Environment

Temp: -107 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,975,928 km

• M1: 15,109 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.6

Radius: 12

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.39 AU - 7.27 AU

Year: 6393 Days

Day: 13 Hours

Environment

Temp: -149 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,975,928 km

• M1: 149,448 km (0.115 R)
• M2: 835,055 km (0.116 R)
• M3: 1,305,391 km (0.105 R)
• M4: 1,715,588 km (0.119 R)
• M5: 2,258,329 km (0.12 R)
• M6: 3,780,637 km (0.104 R)
• M7: 4,262,642 km (0.115 R)
• M8: 4,759,755 km (0.084 R)
• M9: 5,693,994 km (0.046 R)
• M10: 6,329,636 km (0.098 R)
• M11: 6,779,327 km (0.1 R)
• M12: 7,887,997 km (0.116 R)
• M13: 12,429,937 km (0.069 R)
• M14: 14,085,986 km (0.119 R)
• M15: 14,743,469 km (0.059 R)
• M16: 15,593,932 km (0.098 R)
• M17: 16,900,071 km (0.118 R)
• M18: 17,831,767 km (0.102 R)
• M19: 20,902,562 km (0.075 R)
• M20: 25,738,314 km (0.116 R)
• M21: 27,644,340 km (0.082 R)
• M22: 28,070,844 km (0.105 R)
• M23: 28,762,435 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.1

Radius: 10.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.96 AU - 9.88 AU

Year: 7983 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,975,928 km

• M1: 129,402 km (0.086 R)
• M2: 559,646 km (0.075 R)
• M3: 942,915 km (0.096 R)
• M4: 1,303,147 km (0.108 R)
• M5: 2,806,456 km (0.066 R)
• M6: 3,258,690 km (0.069 R)
• M7: 3,783,031 km (0.104 R)
• M8: 4,389,351 km (0.071 R)
• M9: 5,543,050 km (0.11 R)
• M10: 6,673,561 km (0.11 R)
• M11: 7,181,446 km (0.027 R)
• M12: 7,872,139 km (0.108 R)
• M13: 8,947,149 km (0.076 R)
• M14: 9,296,909 km (0.042 R)
• M15: 10,117,454 km (0.106 R)
• M16: 10,886,686 km (0.082 R)
• M17: 11,642,753 km (0.102 R)
• M18: 12,487,533 km (0.081 R)
• M19: 14,657,001 km (0.105 R)
• M20: 15,767,765 km (0.046 R)
• M21: 16,538,793 km (0.092 R)
• M22: 17,948,453 km (0.113 R)
• M23: 18,506,005 km (0.095 R)
• M24: 26,127,717 km (0.096 R)
• M25: 27,025,155 km (0.111 R)
• M26: 30,035,363 km (0.079 R)
• M27: 30,920,683 km (0.102 R)
• M28: 32,743,384 km (0.073 R)
• M29: 33,681,213 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.4

Radius: 13.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.99 AU - 11.25 AU

Year: 9864 Days

Day: 7.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,975,928 km

• M1: 175,628 km (0.099 R)
• M2: 1,046,138 km (0.096 R)
• M3: 1,648,569 km (0.094 R)
• M4: 2,178,444 km (0.073 R)
• M5: 2,865,547 km (0.088 R)
• M6: 3,852,594 km (0.116 R)
• M7: 4,298,844 km (0.09 R)
• M8: 5,055,361 km (0.081 R)
• M9: 7,493,357 km (0.082 R)
• M10: 8,223,993 km (0.108 R)
• M11: 9,524,597 km (0.064 R)
• M12: 10,921,841 km (0.117 R)
• M13: 12,017,347 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.8

Radius: 6.3

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 14.42 AU - 20.76 AU

Year: 26422 Days

Day: 15.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,975,928 km

• M1: 78,389 km (0.104 R)
• M2: 284,386 km (0.045 R)
• M3: 998,865 km (0.091 R)
• M4: 1,238,970 km (0.031 R)
• M5: 2,736,893 km (0.049 R)
• M6: 3,742,340 km (0.117 R)
• M7: 3,963,446 km (0.103 R)
• M8: 4,159,868 km (0.039 R)
• M9: 4,936,431 km (0.058 R)
• M10: 5,559,206 km (0.108 R)
• M11: 7,792,852 km (0.036 R)
• M12: 12,133,434 km (0.084 R)
• M13: 13,045,982 km (0.097 R)
• M14: 13,629,862 km (0.089 R)
• M15: 18,124,380 km (0.082 R)
• M16: 20,556,543 km (0.083 R)
• M17: 21,547,329 km (0.084 R)
• M18: 22,054,466 km (0.085 R)
• M19: 23,946,131 km (0.106 R)
• M20: 27,929,174 km (0.117 R)
• M21: 29,390,446 km (0.103 R)
• M22: 33,130,842 km (0.072 R)
• M23: 33,942,410 km (0.07 R)
• M24: 36,600,017 km (0.043 R)
• M25: 50,373,642 km (0.078 R)
• M26: 57,231,657 km (0.081 R)
• M27: 65,106,938 km (0.052 R)
• M28: 65,740,934 km (0.069 R)
• M29: 68,101,139 km (0.12 R)
• M30: 68,536,320 km (0.048 R)
• M31: 71,858,888 km (0.083 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 17,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit