🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.47 AU - 0.57 AU

Year: 139 Days

Day: 20 Hours

Environment

Temp: 220 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.55 AU - 0.57 AU

Year: 155 Days

Day: 41.8 Hours

Environment

Temp: 238 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.65 AU - 0.71 AU

Year: 208 Days

Day: 47.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 148.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.56 AU - 2.16 AU

Year: 941 Days

Day: 14.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 21.1 °

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 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.7

Radius: 9.7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 7.58 AU - 8.32 AU

Year: 8313 Days

Day: 12.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,440,712 km

• M1: 120,725 km (0.056 R)
• M2: 763,248 km (0.084 R)
• M3: 1,438,084 km (0.036 R)
• M4: 1,926,222 km (0.11 R)
• M5: 2,997,642 km (0.106 R)
• M6: 3,708,681 km (0.1 R)
• M7: 6,523,664 km (0.029 R)
• M8: 8,599,035 km (0.079 R)
• M9: 13,083,979 km (0.113 R)
• M10: 13,729,345 km (0.102 R)
• M11: 14,794,332 km (0.091 R)
• M12: 23,683,736 km (0.12 R)
• M13: 24,079,872 km (0.102 R)
• M14: 32,475,454 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23

Radius: 8.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.1 AU - 14.54 AU

Year: 15071 Days

Day: 8.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,440,712 km

• M1: 102,026 km (0.109 R)
• M2: 646,861 km (0.116 R)
• M3: 1,319,004 km (0.11 R)
• M4: 3,392,880 km (0.116 R)
• M5: 8,330,058 km (0.09 R)
• M6: 16,212,669 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.7

Radius: 4.1

Gravity: 38.17 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.76 AU - 20.64 AU

Year: 25309 Days

Day: 21.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,440,712 km

• M1: 51,761 km (0.113 R)
• M2: 747,391 km (0.089 R)
• M3: 1,069,176 km (0.097 R)
• M4: 2,045,003 km (0.096 R)
• M5: 2,285,855 km (0.11 R)
• M6: 2,876,917 km (0.074 R)
• M7: 4,678,374 km (0.051 R)
• M8: 4,903,519 km (0.04 R)
• M9: 5,963,270 km (0.11 R)
• M10: 6,686,576 km (0.037 R)
• M11: 6,972,308 km (0.052 R)
• M12: 9,618,245 km (0.116 R)
• M13: 10,043,851 km (0.115 R)
• M14: 11,666,540 km (0.11 R)
• M15: 12,080,626 km (0.1 R)
• M16: 12,647,752 km (0.108 R)
• M17: 13,456,179 km (0.044 R)
• M18: 14,534,331 km (0.077 R)
• M19: 15,835,383 km (0.107 R)
• M20: 18,203,817 km (0.09 R)
• M21: 18,854,268 km (0.107 R)
• M22: 19,810,199 km (0.087 R)
• M23: 21,202,057 km (0.082 R)
• M24: 21,406,109 km (0.062 R)
• M25: 26,233,034 km (0.1 R)
• M26: 33,915,782 km (0.106 R)
• M27: 38,264,742 km (0.057 R)
• M28: 39,793,183 km (0.089 R)
• M29: 43,134,302 km (0.109 R)
• M30: 52,016,526 km (0.117 R)
• M31: 56,392,413 km (0.075 R)
• M32: 59,779,908 km (0.116 R)
• M33: 60,596,263 km (0.112 R)
• M34: 62,460,103 km (0.111 R)
• M35: 66,084,411 km (0.042 R)
• M36: 68,725,411 km (0.07 R)
• M37: 69,396,507 km (0.11 R)
• M38: 70,751,715 km (0.113 R)
• M39: 79,993,572 km (0.094 R)
• M40: 81,233,589 km (0.042 R)
• M41: 86,062,608 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.1

Radius: 7.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 17.7 AU - 20.56 AU

Year: 31030 Days

Day: 21 Hours

Environment

Temp: -205 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,440,712 km

• M1: 92,302 km (0.114 R)
• M2: 322,683 km (0.075 R)
• M3: 724,951 km (0.111 R)
• M4: 3,334,387 km (0.07 R)
• M5: 4,598,938 km (0.097 R)
• M6: 5,012,576 km (0.086 R)
• M7: 5,564,293 km (0.09 R)
• M8: 6,114,963 km (0.072 R)
• M9: 14,855,368 km (0.069 R)
• M10: 15,529,755 km (0.076 R)
• M11: 23,838,271 km (0.059 R)
• M12: 27,564,604 km (0.054 R)
• M13: 30,332,913 km (0.116 R)
• M14: 53,662,252 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 16,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit