🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.66 AU - 0.74 AU

Year: 208 Days

Day: 37.7 Hours

Environment

Temp: 147 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.59 AU - 0.91 AU

Year: 230 Days

Day: 25.3 Hours

Environment

Temp: 143 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,749,229 km

• M1: 308,172 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.82 AU - 1.2 AU

Year: 360 Days

Day: 25.6 Hours

Environment

Temp: 73 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,749,229 km

• M1: 356,193 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.24 AU - 1.66 AU

Year: 619 Days

Day: 44.9 Hours

Environment

Temp: -16 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,749,229 km

• M1: 36,651 km (0.088 R)
• M2: 169,046 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.77 AU - 2.81 AU

Year: 1229 Days

Day: 16.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,749,229 km

• M1: 425,456 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.48 AU - 2.5 AU

Year: 1394 Days

Day: 35.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 10.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.38 AU - 7.96 AU

Year: 6811 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,749,229 km

• M1: 129,402 km (0.094 R)
• M2: 461,659 km (0.092 R)
• M3: 866,321 km (0.088 R)
• M4: 1,245,701 km (0.115 R)
• M5: 1,671,906 km (0.119 R)
• M6: 2,714,902 km (0.105 R)
• M7: 3,399,013 km (0.098 R)
• M8: 4,675,382 km (0.06 R)
• M9: 5,193,290 km (0.103 R)
• M10: 6,408,773 km (0.119 R)
• M11: 7,153,471 km (0.119 R)
• M12: 8,814,905 km (0.083 R)
• M13: 15,740,090 km (0.06 R)
• M14: 16,779,047 km (0.047 R)
• M15: 17,668,556 km (0.095 R)
• M16: 21,691,242 km (0.079 R)
• M17: 24,393,279 km (0.1 R)
• M18: 27,053,129 km (0.098 R)
• M19: 31,206,864 km (0.071 R)
• M20: 31,970,262 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 14.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.55 AU - 8.95 AU

Year: 8407 Days

Day: 6.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,749,229 km

• M1: 181,761 km (0.05 R)
• M2: 706,401 km (0.056 R)
• M3: 1,240,914 km (0.101 R)
• M4: 2,125,636 km (0.107 R)
• M5: 3,592,443 km (0.072 R)
• M6: 4,066,070 km (0.086 R)
• M7: 4,556,302 km (0.074 R)
• M8: 5,510,138 km (0.094 R)
• M9: 7,667,938 km (0.111 R)
• M10: 8,656,331 km (0.077 R)
• M11: 9,515,472 km (0.044 R)
• M12: 10,296,522 km (0.105 R)
• M13: 11,026,410 km (0.079 R)
• M14: 13,318,399 km (0.085 R)
• M15: 13,856,054 km (0.04 R)
• M16: 14,464,169 km (0.088 R)
• M17: 15,793,197 km (0.052 R)
• M18: 16,889,151 km (0.114 R)
• M19: 20,482,043 km (0.103 R)
• M20: 24,078,824 km (0.113 R)
• M21: 25,777,359 km (0.086 R)
• M22: 28,077,127 km (0.053 R)

Asteroid Belt

Center: 8.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896

Radius: 14.2

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.09 AU - 10.49 AU

Year: 9245 Days

Day: 7 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,749,229 km

• M1: 176,825 km (0.093 R)
• M2: 887,863 km (0.103 R)
• M3: 1,423,573 km (0.103 R)
• M4: 1,990,699 km (0.091 R)
• M5: 2,567,399 km (0.051 R)
• M6: 3,593,191 km (0.054 R)
• M7: 4,090,604 km (0.115 R)
• M8: 5,033,370 km (0.12 R)
• M9: 5,902,234 km (0.119 R)
• M10: 7,187,131 km (0.11 R)
• M11: 8,514,512 km (0.091 R)
• M12: 9,600,743 km (0.111 R)
• M13: 12,572,055 km (0.085 R)
• M14: 13,979,921 km (0.071 R)
• M15: 15,832,691 km (0.043 R)
• M16: 17,919,132 km (0.112 R)
• M17: 27,709,864 km (0.082 R)
• M18: 29,349,157 km (0.077 R)
• M19: 29,980,311 km (0.09 R)
• M20: 31,160,788 km (0.069 R)
• M21: 32,595,730 km (0.105 R)
• M22: 33,272,661 km (0.072 R)
• M23: 40,050,641 km (0.072 R)
• M24: 47,407,565 km (0.046 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 19,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit