🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.82 AU - 1.04 AU

Year: 329 Days

Day: 35.4 Hours

Environment

Temp: 80 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.75 AU - 1.25 AU

Year: 367 Days

Day: 15.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 82,209,116 km

• M1: 41,439 km (0.039 R)
• M2: 315,502 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.06 AU - 1.44 AU

Year: 513 Days

Day: 15.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,209,116 km

• M1: 571,613 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.2 AU - 1.68 AU

Year: 634 Days

Day: 13.2 Hours

Environment

Temp: -23 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.34 AU - 2.04 AU

Year: 806 Days

Day: 16 Hours

Environment

Temp: -45 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,209,116 km

• M1: 85,570 km (0.073 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.32 AU - 2.1 AU

Year: 821 Days

Day: 40.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923

Radius: 6.6

Gravity: 21.19 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.44 AU - 16.3 AU

Year: 17946 Days

Day: 15.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,209,116 km

• M1: 82,428 km (0.097 R)
• M2: 335,249 km (0.068 R)
• M3: 568,622 km (0.057 R)
• M4: 805,435 km (0.116 R)
• M5: 1,346,830 km (0.104 R)
• M6: 2,431,414 km (0.094 R)
• M7: 2,813,038 km (0.111 R)
• M8: 3,345,308 km (0.113 R)
• M9: 4,573,955 km (0.093 R)
• M10: 4,786,683 km (0.06 R)
• M11: 5,118,192 km (0.104 R)
• M12: 5,425,616 km (0.07 R)
• M13: 7,733,911 km (0.113 R)
• M14: 8,399,621 km (0.079 R)
• M15: 8,882,523 km (0.079 R)
• M16: 9,670,156 km (0.12 R)
• M17: 10,021,561 km (0.113 R)
• M18: 12,380,271 km (0.08 R)
• M19: 12,794,807 km (0.075 R)
• M20: 20,748,477 km (0.118 R)
• M21: 26,870,919 km (0.059 R)
• M22: 27,332,877 km (0.12 R)
• M23: 28,991,170 km (0.041 R)
• M24: 32,246,719 km (0.058 R)
• M25: 36,156,459 km (0.086 R)
• M26: 41,435,020 km (0.045 R)
• M27: 42,206,496 km (0.047 R)
• M28: 42,830,618 km (0.116 R)
• M29: 53,125,046 km (0.054 R)
• M30: 53,670,031 km (0.116 R)
• M31: 56,262,413 km (0.068 R)
• M32: 57,018,331 km (0.092 R)
• M33: 62,096,730 km (0.033 R)
• M34: 62,701,404 km (0.118 R)
• M35: 70,485,281 km (0.06 R)
• M36: 73,590,783 km (0.095 R)
• M37: 75,177,268 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.6

Radius: 6.6

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 13.05 AU - 19.69 AU

Year: 24313 Days

Day: 23.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 173.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,209,116 km

• M1: 82,728 km (0.08 R)
• M2: 312,360 km (0.103 R)
• M3: 569,070 km (0.081 R)
• M4: 898,335 km (0.118 R)
• M5: 1,396,347 km (0.069 R)
• M6: 1,963,322 km (0.057 R)
• M7: 3,033,546 km (0.094 R)
• M8: 4,174,977 km (0.1 R)
• M9: 4,482,700 km (0.116 R)
• M10: 5,220,816 km (0.065 R)
• M11: 5,619,046 km (0.059 R)
• M12: 10,043,103 km (0.093 R)
• M13: 10,785,258 km (0.054 R)
• M14: 13,230,884 km (0.066 R)
• M15: 13,820,599 km (0.078 R)
• M16: 15,452,114 km (0.093 R)
• M17: 19,185,478 km (0.027 R)
• M18: 20,036,540 km (0.073 R)
• M19: 21,110,504 km (0.119 R)
• M20: 23,266,508 km (0.066 R)
• M21: 24,672,429 km (0.104 R)
• M22: 31,769,053 km (0.07 R)
• M23: 35,991,752 km (0.104 R)
• M24: 36,706,082 km (0.12 R)
• M25: 43,889,622 km (0.076 R)
• M26: 44,214,548 km (0.079 R)
• M27: 46,871,706 km (0.111 R)
• M28: 48,585,499 km (0.08 R)
• M29: 52,137,401 km (0.108 R)
• M30: 57,008,757 km (0.116 R)
• M31: 70,941,405 km (0.118 R)
• M32: 72,742,862 km (0.118 R)
• M33: 81,717,388 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 13,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit