🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.94 AU - 1.12 AU

Year: 325 Days

Day: 42.6 Hours

Environment

Temp: 158 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.62 AU - 2.98 AU

Year: 1457 Days

Day: 44.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,736,348 km

• M1: 979,118 km (0.08 R)
• M2: 1,309,879 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.91 AU - 3.97 AU

Year: 1984 Days

Day: 13.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,736,348 km

• M1: 1,649,017 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.71 AU - 4.67 AU

Year: 2667 Days

Day: 36.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.4

Radius: 9.5

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 11.93 AU - 18.97 AU

Year: 18882 Days

Day: 11.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,736,348 km

• M1: 118,182 km (0.1 R)
• M2: 517,609 km (0.057 R)
• M3: 1,126,771 km (0.1 R)
• M4: 1,630,467 km (0.113 R)
• M5: 3,495,953 km (0.069 R)
• M6: 3,937,266 km (0.039 R)
• M7: 4,261,894 km (0.03 R)
• M8: 5,170,102 km (0.08 R)
• M9: 6,124,238 km (0.12 R)
• M10: 7,861,219 km (0.093 R)
• M11: 8,474,719 km (0.119 R)
• M12: 8,867,863 km (0.111 R)
• M13: 9,221,961 km (0.087 R)
• M14: 15,080,213 km (0.112 R)
• M15: 23,124,540 km (0.045 R)
• M16: 24,481,392 km (0.079 R)
• M17: 27,035,028 km (0.104 R)
• M18: 27,566,250 km (0.089 R)
• M19: 29,648,652 km (0.094 R)
• M20: 29,986,744 km (0.112 R)
• M21: 33,268,023 km (0.079 R)
• M22: 37,041,181 km (0.095 R)
• M23: 38,093,452 km (0.097 R)
• M24: 38,761,257 km (0.096 R)
• M25: 43,510,840 km (0.099 R)
• M26: 48,791,046 km (0.043 R)
• M27: 54,146,501 km (0.055 R)
• M28: 56,359,651 km (0.042 R)
• M29: 60,060,852 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.8

Radius: 5.7

Gravity: 19.78 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 13.67 AU - 19.31 AU

Year: 20820 Days

Day: 20.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 57,736,348 km

• M1: 71,209 km (0.091 R)
• M2: 280,646 km (0.112 R)
• M3: 466,745 km (0.12 R)
• M4: 719,865 km (0.11 R)
• M5: 941,569 km (0.084 R)
• M6: 1,181,374 km (0.108 R)
• M7: 1,748,949 km (0.097 R)
• M8: 2,392,668 km (0.082 R)
• M9: 2,843,108 km (0.117 R)
• M10: 3,490,866 km (0.075 R)
• M11: 4,710,987 km (0.102 R)
• M12: 5,149,159 km (0.083 R)
• M13: 5,815,767 km (0.115 R)
• M14: 6,234,042 km (0.11 R)
• M15: 8,212,026 km (0.069 R)
• M16: 9,175,137 km (0.077 R)
• M17: 10,634,613 km (0.119 R)
• M18: 11,132,625 km (0.053 R)
• M19: 11,451,717 km (0.113 R)
• M20: 13,210,090 km (0.1 R)
• M21: 14,832,330 km (0.067 R)
• M22: 15,296,831 km (0.082 R)
• M23: 18,201,723 km (0.05 R)
• M24: 21,161,516 km (0.106 R)
• M25: 26,403,875 km (0.107 R)
• M26: 27,085,891 km (0.074 R)
• M27: 27,547,102 km (0.09 R)
• M28: 30,300,750 km (0.099 R)
• M29: 31,553,183 km (0.099 R)
• M30: 35,243,014 km (0.099 R)
• M31: 41,301,579 km (0.093 R)
• M32: 49,891,039 km (0.085 R)
• M33: 50,932,540 km (0.097 R)
• M34: 54,875,341 km (0.117 R)
• M35: 55,428,405 km (0.092 R)
• M36: 58,824,426 km (0.06 R)
• M37: 62,356,432 km (0.058 R)
• M38: 67,282,390 km (0.051 R)
• M39: 72,020,005 km (0.101 R)
• M40: 72,682,724 km (0.112 R)
• M41: 74,245,124 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.9

Radius: 7.8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 18.4 AU - 21.42 AU

Year: 27622 Days

Day: 18.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,736,348 km

• M1: 108,309 km (0.096 R)
• M2: 1,764,806 km (0.095 R)
• M3: 2,632,324 km (0.104 R)
• M4: 3,016,641 km (0.099 R)
• M5: 4,040,638 km (0.1 R)
• M6: 5,279,608 km (0.099 R)
• M7: 6,081,303 km (0.102 R)
• M8: 8,581,383 km (0.1 R)
• M9: 8,923,363 km (0.098 R)
• M10: 14,169,162 km (0.079 R)
• M11: 15,853,335 km (0.113 R)
• M12: 17,981,814 km (0.105 R)
• M13: 20,037,288 km (0.115 R)
• M14: 21,077,442 km (0.063 R)
• M15: 28,300,177 km (0.096 R)
• M16: 29,167,845 km (0.102 R)
• M17: 33,774,412 km (0.078 R)

Kuiper Belt

Range: 35.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 18,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit