🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.44 AU - 0.58 AU

Year: 137 Days

Day: 44.4 Hours

Environment

Temp: 177 °C

Axial Tilt: 46.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.67 AU - 0.77 AU

Year: 230 Days

Day: 30.5 Hours

Environment

Temp: 100 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,173,020 km

• M1: 43,683 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.7 AU - 0.94 AU

Year: 280 Days

Day: 43.9 Hours

Environment

Temp: 80 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.87 AU - 1.07 AU

Year: 360 Days

Day: 33 Hours

Environment

Temp: 21 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.32 AU - 1.72 AU

Year: 706 Days

Day: 14.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.53 AU - 1.95 AU

Year: 865 Days

Day: 27.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,173,020 km

• M1: 1,194,689 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332

Radius: 12

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.24 AU - 8.24 AU

Year: 6592 Days

Day: 14.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,173,020 km

• M1: 164,258 km (0.087 R)
• M2: 587,172 km (0.108 R)
• M3: 1,044,343 km (0.115 R)
• M4: 1,806,245 km (0.034 R)
• M5: 2,236,039 km (0.119 R)
• M6: 3,446,137 km (0.087 R)
• M7: 4,138,176 km (0.11 R)
• M8: 4,517,856 km (0.12 R)
• M9: 5,104,728 km (0.11 R)
• M10: 6,125,135 km (0.115 R)
• M11: 7,344,657 km (0.086 R)
• M12: 10,217,385 km (0.111 R)
• M13: 16,724,743 km (0.082 R)
• M14: 17,633,101 km (0.062 R)
• M15: 22,529,439 km (0.077 R)
• M16: 27,178,492 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747

Radius: 14.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 8.82 AU - 14.52 AU

Year: 15019 Days

Day: 12.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,173,020 km

• M1: 180,415 km (0.092 R)
• M2: 681,119 km (0.101 R)
• M3: 1,408,464 km (0.05 R)
• M4: 1,922,482 km (0.06 R)
• M5: 3,241,187 km (0.109 R)
• M6: 6,836,772 km (0.074 R)
• M7: 8,342,924 km (0.119 R)
• M8: 10,172,057 km (0.06 R)
• M9: 10,740,828 km (0.087 R)
• M10: 13,771,980 km (0.048 R)
• M11: 14,970,558 km (0.082 R)
• M12: 15,632,678 km (0.071 R)
• M13: 16,314,246 km (0.061 R)
• M14: 19,413,465 km (0.1 R)
• M15: 20,112,686 km (0.116 R)
• M16: 20,648,246 km (0.08 R)
• M17: 22,885,931 km (0.068 R)
• M18: 27,949,370 km (0.113 R)
• M19: 29,067,465 km (0.109 R)
• M20: 31,512,343 km (0.113 R)
• M21: 32,356,823 km (0.036 R)
• M22: 35,109,872 km (0.081 R)
• M23: 35,887,033 km (0.059 R)
• M24: 36,411,374 km (0.113 R)
• M25: 38,151,347 km (0.101 R)
• M26: 38,835,009 km (0.106 R)
• M27: 39,806,049 km (0.093 R)
• M28: 48,483,623 km (0.096 R)
• M29: 56,556,223 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.9

Radius: 3.5

Gravity: 25.05 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.05 AU - 14.81 AU

Year: 15523 Days

Day: 20.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,173,020 km

• M1: 44,131 km (0.111 R)
• M2: 153,936 km (0.081 R)
• M3: 385,813 km (0.066 R)
• M4: 2,297,674 km (0.03 R)
• M5: 3,976,910 km (0.099 R)
• M6: 4,402,067 km (0.106 R)
• M7: 5,409,160 km (0.12 R)
• M8: 6,991,456 km (0.113 R)
• M9: 9,286,437 km (0.082 R)
• M10: 10,869,183 km (0.096 R)
• M11: 12,563,678 km (0.078 R)
• M12: 12,802,137 km (0.115 R)
• M13: 13,535,765 km (0.073 R)
• M14: 14,103,938 km (0.107 R)
• M15: 17,258,658 km (0.099 R)
• M16: 23,001,121 km (0.049 R)
• M17: 24,082,714 km (0.037 R)
• M18: 32,843,764 km (0.03 R)
• M19: 33,867,462 km (0.049 R)
• M20: 42,700,169 km (0.038 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 17,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit