🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.59 AU - 0.95 AU

Year: 237 Days

Day: 38.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,617,200 km

• M1: 48,619 km (0.048 R)
• M2: 356,193 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.92 AU - 1.12 AU

Year: 362 Days

Day: 19.1 Hours

Environment

Temp: 127 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.21 AU - 1.27 AU

Year: 485 Days

Day: 31.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.36 AU - 1.4 AU

Year: 570 Days

Day: 44 Hours

Environment

Temp: 7 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.19 AU - 1.81 AU

Year: 646 Days

Day: 35.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511

Radius: 8.4

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.03 AU - 7.03 AU

Year: 5204 Days

Day: 13.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,617,200 km

• M1: 104,419 km (0.111 R)
• M2: 487,091 km (0.101 R)
• M3: 876,344 km (0.107 R)
• M4: 1,593,965 km (0.074 R)
• M5: 2,107,236 km (0.091 R)
• M6: 2,607,192 km (0.076 R)
• M7: 2,921,946 km (0.087 R)
• M8: 3,565,366 km (0.076 R)
• M9: 6,402,490 km (0.068 R)
• M10: 6,912,918 km (0.073 R)
• M11: 7,347,350 km (0.05 R)
• M12: 9,269,982 km (0.06 R)
• M13: 12,308,464 km (0.063 R)
• M14: 13,711,542 km (0.059 R)
• M15: 16,359,724 km (0.1 R)
• M16: 16,891,694 km (0.075 R)
• M17: 19,593,880 km (0.082 R)
• M18: 27,791,395 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989

Radius: 13.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.66 AU - 11.56 AU

Year: 10470 Days

Day: 7.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,617,200 km

• M1: 176,974 km (0.051 R)
• M2: 763,398 km (0.114 R)
• M3: 2,029,744 km (0.112 R)
• M4: 3,628,796 km (0.07 R)
• M5: 4,691,539 km (0.081 R)
• M6: 6,329,336 km (0.111 R)
• M7: 7,007,164 km (0.089 R)
• M8: 7,910,885 km (0.049 R)
• M9: 9,742,561 km (0.069 R)
• M10: 11,319,772 km (0.034 R)
• M11: 14,906,680 km (0.076 R)
• M12: 15,677,258 km (0.089 R)
• M13: 24,521,036 km (0.067 R)
• M14: 26,395,796 km (0.093 R)
• M15: 29,657,329 km (0.088 R)
• M16: 31,101,846 km (0.059 R)
• M17: 37,351,148 km (0.073 R)
• M18: 38,642,028 km (0.067 R)
• M19: 50,527,878 km (0.043 R)
• M20: 55,195,630 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.1

Radius: 12.6

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 9.64 AU - 12.76 AU

Year: 13174 Days

Day: 9.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 130.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,617,200 km

• M1: 157,975 km (0.1 R)
• M2: 633,547 km (0.048 R)
• M3: 1,065,436 km (0.106 R)
• M4: 1,517,371 km (0.11 R)
• M5: 2,007,005 km (0.079 R)
• M6: 2,990,013 km (0.066 R)
• M7: 4,984,003 km (0.106 R)
• M8: 5,405,569 km (0.117 R)
• M9: 6,815,978 km (0.092 R)
• M10: 7,744,981 km (0.042 R)
• M11: 13,973,040 km (0.114 R)
• M12: 15,766,868 km (0.052 R)
• M13: 16,295,546 km (0.11 R)
• M14: 18,116,452 km (0.052 R)
• M15: 18,529,641 km (0.098 R)
• M16: 20,245,678 km (0.075 R)
• M17: 21,508,434 km (0.119 R)
• M18: 23,305,254 km (0.025 R)
• M19: 23,991,759 km (0.111 R)
• M20: 27,303,556 km (0.1 R)
• M21: 28,956,164 km (0.102 R)
• M22: 31,144,033 km (0.111 R)
• M23: 32,703,142 km (0.039 R)
• M24: 40,157,454 km (0.084 R)
• M25: 42,582,436 km (0.051 R)
• M26: 54,625,513 km (0.092 R)
• M27: 61,048,348 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.4

Radius: 5.8

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 14.44 AU - 20.6 AU

Year: 25774 Days

Day: 18.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,617,200 km

• M1: 72,405 km (0.099 R)
• M2: 312,510 km (0.102 R)
• M3: 678,726 km (0.112 R)
• M4: 1,448,706 km (0.102 R)
• M5: 2,648,331 km (0.112 R)
• M6: 4,702,459 km (0.045 R)
• M7: 5,021,701 km (0.092 R)
• M8: 6,103,892 km (0.061 R)
• M9: 6,679,695 km (0.115 R)
• M10: 12,175,771 km (0.099 R)
• M11: 12,900,572 km (0.036 R)
• M12: 20,429,235 km (0.054 R)
• M13: 22,328,380 km (0.116 R)
• M14: 34,673,196 km (0.107 R)
• M15: 35,515,133 km (0.077 R)
• M16: 38,505,295 km (0.114 R)
• M17: 42,747,442 km (0.111 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 19,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit