🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.57 AU - 0.67 AU

Year: 176 Days

Day: 38.5 Hours

Environment

Temp: 203 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.63 AU - 0.83 AU

Year: 224 Days

Day: 29.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,264,191 km

• M1: 90,208 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.95 AU - 1.43 AU

Year: 467 Days

Day: 33.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.21 AU - 1.91 AU

Year: 701 Days

Day: 24 Hours

Environment

Temp: -43 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.78 AU - 2.8 AU

Year: 1247 Days

Day: 20.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.9 AU - 2.9 AU

Year: 1338 Days

Day: 40.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.7

Radius: 11.5

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.65 AU - 9.17 AU

Year: 7259 Days

Day: 12.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 99,264,191 km

• M1: 144,811 km (0.077 R)
• M2: 563,685 km (0.093 R)
• M3: 1,038,658 km (0.117 R)
• M4: 1,765,255 km (0.085 R)
• M5: 2,569,942 km (0.073 R)
• M6: 3,414,871 km (0.085 R)
• M7: 4,492,274 km (0.068 R)
• M8: 5,455,685 km (0.118 R)
• M9: 6,515,286 km (0.118 R)
• M10: 8,037,295 km (0.083 R)
• M11: 8,949,094 km (0.089 R)
• M12: 9,360,339 km (0.033 R)
• M13: 10,369,376 km (0.112 R)
• M14: 11,934,769 km (0.097 R)
• M15: 12,377,578 km (0.058 R)
• M16: 13,893,154 km (0.114 R)
• M17: 16,057,237 km (0.087 R)
• M18: 16,665,801 km (0.084 R)
• M19: 21,446,201 km (0.09 R)
• M20: 22,601,994 km (0.101 R)
• M21: 23,452,608 km (0.115 R)
• M22: 24,412,727 km (0.118 R)
• M23: 27,355,317 km (0.095 R)
• M24: 33,495,562 km (0.091 R)
• M25: 34,825,038 km (0.1 R)
• M26: 36,304,710 km (0.089 R)
• M27: 37,001,687 km (0.12 R)
• M28: 38,422,119 km (0.1 R)
• M29: 40,124,991 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.6

Radius: 3.3

Gravity: 17.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 13.4 AU - 13.72 AU

Year: 17971 Days

Day: 20.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,264,191 km

• M1: 41,139 km (0.102 R)
• M2: 202,705 km (0.095 R)
• M3: 511,625 km (0.108 R)
• M4: 1,426,266 km (0.057 R)
• M5: 1,726,210 km (0.111 R)
• M6: 3,356,228 km (0.1 R)
• M7: 3,990,673 km (0.095 R)
• M8: 4,436,325 km (0.114 R)
• M9: 5,359,942 km (0.083 R)
• M10: 7,014,046 km (0.087 R)
• M11: 7,212,113 km (0.049 R)
• M12: 8,041,933 km (0.038 R)
• M13: 8,258,999 km (0.109 R)
• M14: 9,213,284 km (0.09 R)
• M15: 9,988,051 km (0.051 R)
• M16: 13,280,551 km (0.031 R)
• M17: 18,551,034 km (0.105 R)
• M18: 20,097,128 km (0.043 R)
• M19: 20,256,300 km (0.106 R)
• M20: 20,738,902 km (0.031 R)
• M21: 23,092,526 km (0.06 R)
• M22: 25,431,937 km (0.06 R)
• M23: 27,335,570 km (0.117 R)
• M24: 29,742,600 km (0.072 R)
• M25: 31,209,856 km (0.08 R)
• M26: 31,961,435 km (0.049 R)
• M27: 34,629,364 km (0.085 R)
• M28: 34,743,657 km (0.069 R)
• M29: 37,803,980 km (0.111 R)
• M30: 39,648,672 km (0.103 R)
• M31: 44,453,905 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.7

Radius: 5.5

Gravity: 25.05 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 14.26 AU - 22.48 AU

Year: 28336 Days

Day: 23.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 99,264,191 km

• M1: 69,563 km (0.045 R)
• M2: 312,510 km (0.084 R)
• M3: 618,438 km (0.113 R)
• M4: 803,939 km (0.095 R)
• M5: 1,655,899 km (0.09 R)
• M6: 1,832,125 km (0.105 R)
• M7: 2,614,971 km (0.08 R)
• M8: 3,831,201 km (0.077 R)
• M9: 4,321,434 km (0.117 R)
• M10: 4,619,732 km (0.106 R)
• M11: 5,468,550 km (0.109 R)
• M12: 6,228,358 km (0.12 R)
• M13: 6,756,139 km (0.112 R)
• M14: 7,845,660 km (0.078 R)
• M15: 9,723,712 km (0.097 R)
• M16: 10,106,533 km (0.089 R)
• M17: 10,301,609 km (0.046 R)
• M18: 11,525,618 km (0.111 R)
• M19: 12,617,234 km (0.098 R)
• M20: 12,843,576 km (0.096 R)
• M21: 13,617,595 km (0.045 R)
• M22: 15,775,095 km (0.085 R)
• M23: 17,395,540 km (0.113 R)
• M24: 20,753,413 km (0.096 R)
• M25: 23,709,467 km (0.082 R)
• M26: 26,316,509 km (0.07 R)
• M27: 32,796,940 km (0.068 R)
• M28: 33,225,089 km (0.057 R)
• M29: 34,238,614 km (0.087 R)
• M30: 44,478,140 km (0.102 R)
• M31: 44,652,421 km (0.072 R)
• M32: 53,767,420 km (0.054 R)
• M33: 54,962,108 km (0.103 R)
• M34: 59,706,006 km (0.061 R)
• M35: 62,723,246 km (0.105 R)
• M36: 63,162,465 km (0.043 R)
• M37: 66,978,557 km (0.074 R)
• M38: 81,934,006 km (0.086 R)
• M39: 89,764,258 km (0.076 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 11,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit