🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.44 AU - 0.58 AU

Year: 139 Days

Day: 23.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.23 AU - 1.29 AU

Year: 542 Days

Day: 46.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,096,430 km

• M1: 71,209 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.25 AU - 1.29 AU

Year: 548 Days

Day: 45.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.41 AU - 2.29 AU

Year: 963 Days

Day: 22.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.3

Radius: 14.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.99 AU - 4.71 AU

Year: 3474 Days

Day: 14.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,096,430 km

• M1: 180,714 km (0.045 R)
• M2: 989,291 km (0.081 R)
• M3: 1,991,297 km (0.113 R)
• M4: 2,792,095 km (0.091 R)
• M5: 3,517,196 km (0.09 R)
• M6: 4,765,889 km (0.099 R)
• M7: 5,426,064 km (0.098 R)
• M8: 6,204,721 km (0.059 R)
• M9: 6,993,551 km (0.119 R)
• M10: 7,882,611 km (0.116 R)
• M11: 9,648,165 km (0.119 R)
• M12: 10,128,075 km (0.063 R)
• M13: 11,092,832 km (0.085 R)
• M14: 11,620,015 km (0.107 R)
• M15: 12,820,089 km (0.108 R)
• M16: 14,460,280 km (0.084 R)
• M17: 16,069,354 km (0.117 R)
• M18: 16,631,394 km (0.091 R)
• M19: 22,575,815 km (0.104 R)
• M20: 23,567,948 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.7

Radius: 10.9

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.58 AU - 5.02 AU

Year: 4027 Days

Day: 14.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,096,430 km

• M1: 135,984 km (0.085 R)
• M2: 481,556 km (0.09 R)
• M3: 1,189,153 km (0.106 R)
• M4: 1,776,624 km (0.117 R)
• M5: 2,269,998 km (0.064 R)
• M6: 3,075,134 km (0.103 R)
• M7: 3,458,104 km (0.082 R)
• M8: 4,189,638 km (0.075 R)
• M9: 7,451,320 km (0.038 R)
• M10: 8,493,270 km (0.1 R)
• M11: 9,252,628 km (0.108 R)
• M12: 12,657,177 km (0.045 R)
• M13: 13,075,602 km (0.085 R)
• M14: 13,696,283 km (0.099 R)
• M15: 16,159,412 km (0.086 R)
• M16: 21,091,654 km (0.115 R)
• M17: 22,754,135 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.8

Radius: 8.8

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.88 AU - 6.92 AU

Year: 6199 Days

Day: 13.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,096,430 km

• M1: 109,506 km (0.117 R)
• M2: 776,413 km (0.074 R)
• M3: 1,067,680 km (0.111 R)
• M4: 1,476,531 km (0.112 R)
• M5: 2,515,937 km (0.078 R)
• M6: 3,421,453 km (0.049 R)
• M7: 4,295,404 km (0.11 R)
• M8: 4,674,335 km (0.093 R)
• M9: 5,553,971 km (0.083 R)
• M10: 6,004,260 km (0.106 R)
• M11: 6,570,488 km (0.115 R)
• M12: 7,844,015 km (0.098 R)
• M13: 9,748,246 km (0.083 R)
• M14: 10,031,734 km (0.093 R)
• M15: 12,266,427 km (0.1 R)
• M16: 13,031,022 km (0.082 R)
• M17: 14,867,186 km (0.111 R)
• M18: 15,460,940 km (0.092 R)
• M19: 17,278,704 km (0.111 R)
• M20: 18,794,579 km (0.109 R)
• M21: 19,424,984 km (0.08 R)
• M22: 21,265,487 km (0.061 R)
• M23: 22,578,807 km (0.117 R)
• M24: 23,798,927 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.3

Radius: 5.2

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 17.21 AU - 17.41 AU

Year: 27575 Days

Day: 20.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,096,430 km

• M1: 68,366 km (0.058 R)
• M2: 248,781 km (0.066 R)
• M3: 933,640 km (0.118 R)
• M4: 1,341,295 km (0.055 R)
• M5: 1,699,581 km (0.11 R)
• M6: 2,640,402 km (0.106 R)
• M7: 3,222,637 km (0.102 R)
• M8: 6,046,297 km (0.101 R)
• M9: 9,549,281 km (0.091 R)
• M10: 11,180,795 km (0.11 R)
• M11: 11,509,163 km (0.107 R)
• M12: 12,785,083 km (0.081 R)
• M13: 14,647,726 km (0.084 R)
• M14: 19,977,300 km (0.074 R)
• M15: 21,957,826 km (0.094 R)
• M16: 22,770,441 km (0.083 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 19,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit