🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.54 AU - 0.78 AU

Year: 194 Days

Day: 35.9 Hours

Environment

Temp: 144 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,293,907 km

• M1: 365,318 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.91 AU - 1.03 AU

Year: 345 Days

Day: 36 Hours

Environment

Temp: 75 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.16 AU - 1.8 AU

Year: 651 Days

Day: 17.4 Hours

Environment

Temp: -23 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,293,907 km

• M1: 36,651 km (0.03 R)
• M2: 96,191 km (0.027 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.5 AU - 1.68 AU

Year: 725 Days

Day: 17.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.57 AU - 4.67 AU

Year: 3591 Days

Day: 12.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,293,907 km

• M1: 46,525 km (0.101 R)
• M2: 1,609,523 km (0.107 R)

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.6

Radius: 14.1

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.6 AU - 7.58 AU

Year: 6118 Days

Day: 13.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,293,907 km

• M1: 175,329 km (0.116 R)
• M2: 659,876 km (0.11 R)
• M3: 1,199,625 km (0.078 R)
• M4: 1,713,494 km (0.035 R)
• M5: 5,702,372 km (0.109 R)
• M6: 6,449,314 km (0.108 R)
• M7: 7,121,008 km (0.109 R)
• M8: 8,486,837 km (0.079 R)
• M9: 11,781,880 km (0.119 R)
• M10: 14,798,521 km (0.052 R)
• M11: 15,909,434 km (0.104 R)
• M12: 23,773,794 km (0.113 R)
• M13: 27,312,083 km (0.093 R)
• M14: 28,182,743 km (0.111 R)
• M15: 29,796,455 km (0.086 R)
• M16: 31,756,038 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.8

Radius: 8.1

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.46 AU - 10.06 AU

Year: 9377 Days

Day: 5.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 32,293,907 km

• M1: 100,829 km (0.116 R)
• M2: 446,998 km (0.1 R)
• M3: 723,007 km (0.047 R)
• M4: 998,416 km (0.099 R)
• M5: 1,294,171 km (0.111 R)
• M6: 1,648,868 km (0.103 R)
• M7: 1,981,873 km (0.12 R)
• M8: 2,359,458 km (0.103 R)
• M9: 3,479,347 km (0.116 R)
• M10: 4,170,938 km (0.095 R)
• M11: 5,931,855 km (0.074 R)
• M12: 6,719,188 km (0.063 R)
• M13: 7,117,867 km (0.078 R)
• M14: 7,406,142 km (0.087 R)
• M15: 8,454,524 km (0.089 R)
• M16: 9,549,131 km (0.093 R)
• M17: 10,208,110 km (0.114 R)
• M18: 10,897,008 km (0.09 R)
• M19: 12,966,545 km (0.112 R)
• M20: 13,335,304 km (0.069 R)
• M21: 13,774,224 km (0.11 R)
• M22: 18,477,282 km (0.105 R)
• M23: 20,065,114 km (0.085 R)
• M24: 21,144,911 km (0.032 R)
• M25: 22,970,005 km (0.088 R)
• M26: 23,601,009 km (0.115 R)
• M27: 24,709,679 km (0.098 R)
• M28: 26,732,691 km (0.119 R)
• M29: 30,778,116 km (0.108 R)
• M30: 32,437,007 km (0.085 R)
• M31: 34,154,690 km (0.114 R)
• M32: 36,173,663 km (0.08 R)
• M33: 38,145,363 km (0.101 R)
• M34: 42,033,411 km (0.038 R)
• M35: 45,468,777 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.7

Radius: 4.2

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 18.68 AU - 19.68 AU

Year: 30378 Days

Day: 16.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,293,907 km

• M1: 52,210 km (0.097 R)
• M2: 298,747 km (0.08 R)
• M3: 737,518 km (0.045 R)
• M4: 1,098,796 km (0.062 R)
• M5: 2,146,879 km (0.112 R)
• M6: 3,009,909 km (0.083 R)
• M7: 3,399,612 km (0.028 R)
• M8: 3,845,413 km (0.082 R)
• M9: 5,300,253 km (0.101 R)
• M10: 8,037,594 km (0.102 R)
• M11: 10,460,781 km (0.116 R)
• M12: 12,389,696 km (0.071 R)
• M13: 19,436,354 km (0.111 R)
• M14: 20,204,090 km (0.118 R)
• M15: 32,293,842 km (0.083 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 19,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit