🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.6 AU - 0.68 AU

Year: 178 Days

Day: 22.1 Hours

Environment

Temp: 243 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.91 AU - 0.99 AU

Year: 322 Days

Day: 16.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.93 AU - 1.19 AU

Year: 380 Days

Day: 30.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.48 AU - 2.68 AU

Year: 1443 Days

Day: 13.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.78 AU - 5.64 AU

Year: 4141 Days

Day: 34.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,801,944 km

• M1: 660,923 km (0.109 R)

Asteroid Belt

Center: 6.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.8

Radius: 8.8

Gravity: 11.48 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.72 AU - 7.38 AU

Year: 6519 Days

Day: 12.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 19,801,944 km

• M1: 112,797 km (0.088 R)
• M2: 400,025 km (0.104 R)
• M3: 729,290 km (0.084 R)
• M4: 1,178,382 km (0.112 R)
• M5: 1,663,678 km (0.119 R)
• M6: 1,984,266 km (0.039 R)
• M7: 4,101,525 km (0.114 R)
• M8: 4,390,249 km (0.073 R)
• M9: 4,892,299 km (0.094 R)
• M10: 5,557,411 km (0.113 R)
• M11: 6,179,140 km (0.114 R)
• M12: 10,627,283 km (0.03 R)
• M13: 12,985,843 km (0.112 R)
• M14: 14,984,620 km (0.049 R)
• M15: 16,711,578 km (0.067 R)
• M16: 17,045,481 km (0.112 R)
• M17: 18,003,805 km (0.097 R)
• M18: 21,879,586 km (0.111 R)
• M19: 23,341,307 km (0.104 R)
• M20: 24,180,850 km (0.082 R)
• M21: 27,741,579 km (0.119 R)
• M22: 29,066,268 km (0.065 R)
• M23: 33,821,685 km (0.052 R)
• M24: 34,679,629 km (0.119 R)
• M25: 35,772,292 km (0.083 R)
• M26: 38,604,479 km (0.115 R)
• M27: 39,305,793 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865

Radius: 9.5

Gravity: 9.58 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 8.79 AU - 14.05 AU

Year: 13440 Days

Day: 12.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 19,801,944 km

• M1: 118,182 km (0.077 R)
• M2: 416,780 km (0.047 R)
• M3: 788,680 km (0.111 R)
• M4: 1,622,539 km (0.069 R)
• M5: 2,841,612 km (0.085 R)
• M6: 4,586,970 km (0.068 R)
• M7: 4,986,845 km (0.108 R)
• M8: 5,302,048 km (0.092 R)
• M9: 6,011,441 km (0.082 R)
• M10: 7,482,138 km (0.09 R)
• M11: 8,620,577 km (0.104 R)
• M12: 10,201,079 km (0.108 R)
• M13: 10,539,020 km (0.106 R)
• M14: 11,842,766 km (0.081 R)
• M15: 13,184,509 km (0.119 R)
• M16: 14,624,987 km (0.101 R)
• M17: 16,243,636 km (0.102 R)
• M18: 16,938,967 km (0.037 R)
• M19: 18,890,471 km (0.096 R)
• M20: 22,185,813 km (0.084 R)
• M21: 22,754,135 km (0.094 R)
• M22: 32,001,528 km (0.109 R)
• M23: 32,483,981 km (0.117 R)
• M24: 33,587,265 km (0.111 R)
• M25: 46,489,932 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.9

Radius: 13.5

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 12.23 AU - 13.41 AU

Year: 15985 Days

Day: 8.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,801,944 km

• M1: 168,298 km (0.116 R)
• M2: 758,461 km (0.082 R)
• M3: 1,368,821 km (0.085 R)
• M4: 2,563,659 km (0.088 R)
• M5: 3,107,597 km (0.116 R)
• M6: 5,685,317 km (0.096 R)
• M7: 7,344,657 km (0.095 R)
• M8: 13,823,442 km (0.071 R)
• M9: 19,508,909 km (0.068 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 15,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit