🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.91 AU - 0.93 AU

Year: 338 Days

Day: 22.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,306,252 km

• M1: 22,440 km (0.026 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.9 AU - 1.02 AU

Year: 360 Days

Day: 35.7 Hours

Environment

Temp: 0 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,306,252 km

• M1: 59,690 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.3 AU - 1.32 AU

Year: 574 Days

Day: 29.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.54 AU - 2.8 AU

Year: 1670 Days

Day: 34.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,306,252 km

• M1: 40,391 km (0.079 R)
• M2: 132,843 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.06 AU - 4.04 AU

Year: 2561 Days

Day: 22.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.81 AU - 4.17 AU

Year: 3052 Days

Day: 17.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 143.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.8

Radius: 8.6

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.23 AU - 5.33 AU

Year: 4645 Days

Day: 12.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,306,252 km

• M1: 106,962 km (0.116 R)
• M2: 468,092 km (0.099 R)
• M3: 762,351 km (0.052 R)
• M4: 1,127,370 km (0.117 R)
• M5: 1,400,685 km (0.097 R)
• M6: 2,085,394 km (0.111 R)
• M7: 2,672,416 km (0.107 R)
• M8: 3,033,246 km (0.096 R)
• M9: 3,593,191 km (0.064 R)
• M10: 5,322,692 km (0.105 R)
• M11: 6,015,929 km (0.111 R)
• M12: 6,703,181 km (0.062 R)
• M13: 7,065,807 km (0.025 R)
• M14: 7,616,776 km (0.056 R)
• M15: 9,040,199 km (0.096 R)
• M16: 10,283,058 km (0.045 R)
• M17: 12,064,320 km (0.115 R)
• M18: 14,310,532 km (0.025 R)
• M19: 17,063,881 km (0.07 R)
• M20: 18,308,685 km (0.104 R)
• M21: 19,347,193 km (0.098 R)
• M22: 20,631,042 km (0.117 R)
• M23: 22,551,729 km (0.07 R)
• M24: 25,215,020 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.9

Radius: 9.6

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.03 AU - 11.77 AU

Year: 12842 Days

Day: 10 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,306,252 km

• M1: 119,379 km (0.102 R)
• M2: 621,878 km (0.068 R)
• M3: 1,010,234 km (0.116 R)
• M4: 1,382,733 km (0.119 R)
• M5: 2,471,806 km (0.101 R)
• M6: 3,022,475 km (0.055 R)
• M7: 4,281,641 km (0.101 R)
• M8: 4,637,384 km (0.114 R)
• M9: 5,307,732 km (0.117 R)
• M10: 6,151,315 km (0.107 R)
• M11: 12,757,108 km (0.11 R)
• M12: 16,098,676 km (0.109 R)
• M13: 25,686,852 km (0.116 R)
• M14: 26,271,630 km (0.07 R)
• M15: 27,065,097 km (0.04 R)
• M16: 27,467,665 km (0.107 R)
• M17: 29,435,176 km (0.119 R)
• M18: 29,968,193 km (0.09 R)
• M19: 42,839,893 km (0.084 R)
• M20: 43,938,839 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.4

Radius: 13.2

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.77 AU - 12.63 AU

Year: 13401 Days

Day: 6.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,306,252 km

• M1: 164,109 km (0.106 R)
• M2: 1,070,223 km (0.081 R)
• M3: 2,263,865 km (0.056 R)
• M4: 4,237,210 km (0.117 R)
• M5: 13,022,495 km (0.091 R)
• M6: 15,168,327 km (0.063 R)
• M7: 16,747,781 km (0.092 R)
• M8: 18,133,057 km (0.059 R)
• M9: 19,046,651 km (0.089 R)
• M10: 31,756,636 km (0.109 R)
• M11: 33,988,636 km (0.101 R)
• M12: 34,447,154 km (0.116 R)
• M13: 41,050,254 km (0.037 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 10,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit