🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.47 AU - 0.67 AU

Year: 164 Days

Day: 33.5 Hours

Environment

Temp: 155 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.54 AU - 1.76 AU

Year: 807 Days

Day: 19.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.91 AU - 3.13 AU

Year: 1999 Days

Day: 33.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,937,265 km

• M1: 686,654 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.09 AU - 4.91 AU

Year: 3046 Days

Day: 30.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.2

Radius: 12.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.02 AU - 7.22 AU

Year: 7235 Days

Day: 7.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,937,265 km

• M1: 157,975 km (0.069 R)
• M2: 747,840 km (0.112 R)
• M3: 1,556,267 km (0.096 R)
• M4: 2,156,753 km (0.12 R)
• M5: 3,091,141 km (0.111 R)
• M6: 3,593,640 km (0.059 R)
• M7: 4,024,482 km (0.074 R)
• M8: 5,499,517 km (0.087 R)
• M9: 5,976,285 km (0.085 R)
• M10: 6,446,023 km (0.085 R)
• M11: 7,346,452 km (0.074 R)
• M12: 8,125,708 km (0.087 R)
• M13: 9,666,715 km (0.097 R)
• M14: 10,554,728 km (0.036 R)
• M15: 12,013,906 km (0.032 R)
• M16: 14,360,348 km (0.112 R)
• M17: 19,068,493 km (0.083 R)
• M18: 21,926,859 km (0.039 R)
• M19: 22,885,931 km (0.099 R)
• M20: 23,623,449 km (0.12 R)
• M21: 27,551,141 km (0.113 R)
• M22: 28,573,642 km (0.105 R)
• M23: 30,497,321 km (0.119 R)
• M24: 33,125,307 km (0.118 R)
• M25: 33,542,535 km (0.049 R)
• M26: 35,900,796 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.5

Radius: 13.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.26 AU - 8.46 AU

Year: 7603 Days

Day: 11.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,937,265 km

• M1: 170,841 km (0.111 R)
• M2: 737,218 km (0.081 R)
• M3: 1,457,981 km (0.11 R)
• M4: 1,992,793 km (0.118 R)
• M5: 2,831,588 km (0.118 R)
• M6: 3,653,629 km (0.089 R)
• M7: 6,203,973 km (0.095 R)
• M8: 7,630,838 km (0.078 R)
• M9: 9,675,093 km (0.111 R)
• M10: 10,626,685 km (0.098 R)
• M11: 13,682,221 km (0.097 R)
• M12: 14,757,980 km (0.094 R)
• M13: 18,324,692 km (0.112 R)
• M14: 21,077,143 km (0.074 R)
• M15: 25,751,179 km (0.054 R)
• M16: 27,204,074 km (0.069 R)
• M17: 28,424,194 km (0.093 R)
• M18: 33,035,548 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155

Radius: 7.3

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 10.67 AU - 13.49 AU

Year: 15988 Days

Day: 16.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,937,265 km

• M1: 97,837 km (0.104 R)
• M2: 743,801 km (0.104 R)
• M3: 1,013,226 km (0.12 R)
• M4: 1,535,772 km (0.112 R)
• M5: 1,770,042 km (0.067 R)
• M6: 2,259,975 km (0.049 R)
• M7: 2,777,135 km (0.077 R)
• M8: 3,325,561 km (0.106 R)
• M9: 3,918,866 km (0.098 R)
• M10: 4,149,097 km (0.088 R)
• M11: 4,778,754 km (0.056 R)
• M12: 6,612,375 km (0.053 R)
• M13: 7,785,223 km (0.117 R)
• M14: 8,740,704 km (0.101 R)
• M15: 9,090,763 km (0.048 R)
• M16: 9,450,097 km (0.059 R)
• M17: 9,865,680 km (0.105 R)
• M18: 15,212,607 km (0.099 R)
• M19: 15,977,053 km (0.067 R)
• M20: 16,700,059 km (0.05 R)
• M21: 19,587,747 km (0.115 R)
• M22: 20,954,623 km (0.107 R)
• M23: 21,188,444 km (0.111 R)
• M24: 22,383,881 km (0.037 R)
• M25: 28,371,087 km (0.062 R)
• M26: 34,362,182 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 17,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit