🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.59 AU - 0.81 AU

Year: 204 Days

Day: 37.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.74 AU - 1.14 AU

Year: 317 Days

Day: 31.4 Hours

Environment

Temp: 143 °C

Axial Tilt: 176 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.6 AU - 1.86 AU

Year: 792 Days

Day: 15.2 Hours

Environment

Temp: -26 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.68 AU - 2.34 AU

Year: 992 Days

Day: 15.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.4

Radius: 13.3

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.74 AU - 7.82 AU

Year: 5481 Days

Day: 8.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 78.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 98,678,542 km

• M1: 165,605 km (0.116 R)
• M2: 721,062 km (0.11 R)
• M3: 1,199,177 km (0.093 R)
• M4: 1,880,445 km (0.104 R)
• M5: 2,335,372 km (0.117 R)
• M6: 3,410,532 km (0.099 R)
• M7: 3,933,377 km (0.064 R)
• M8: 4,360,479 km (0.089 R)
• M9: 6,882,998 km (0.118 R)
• M10: 8,513,615 km (0.05 R)
• M11: 10,255,832 km (0.027 R)
• M12: 13,141,724 km (0.106 R)
• M13: 19,907,737 km (0.087 R)
• M14: 23,641,550 km (0.115 R)
• M15: 24,345,857 km (0.116 R)
• M16: 24,983,443 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.4

Radius: 13.8

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.61 AU - 8.55 AU

Year: 6561 Days

Day: 6.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 98,678,542 km

• M1: 172,337 km (0.117 R)
• M2: 673,789 km (0.054 R)
• M3: 1,167,611 km (0.109 R)
• M4: 2,124,739 km (0.044 R)
• M5: 3,033,994 km (0.087 R)
• M6: 3,912,284 km (0.041 R)
• M7: 4,532,965 km (0.054 R)
• M8: 5,556,065 km (0.114 R)
• M9: 6,871,629 km (0.094 R)
• M10: 7,622,311 km (0.119 R)
• M11: 8,058,089 km (0.118 R)
• M12: 10,206,464 km (0.09 R)
• M13: 11,286,112 km (0.111 R)
• M14: 14,678,244 km (0.105 R)
• M15: 15,796,787 km (0.095 R)
• M16: 18,556,269 km (0.105 R)
• M17: 20,464,241 km (0.112 R)
• M18: 22,258,368 km (0.062 R)
• M19: 23,317,820 km (0.101 R)
• M20: 29,221,102 km (0.119 R)
• M21: 34,629,514 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.6

Radius: 8.2

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 11.33 AU - 11.59 AU

Year: 13510 Days

Day: 11.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 98,678,542 km

• M1: 146,905 km (0.099 R)
• M2: 420,819 km (0.114 R)
• M3: 911,350 km (0.062 R)
• M4: 1,184,217 km (0.108 R)
• M5: 2,396,408 km (0.101 R)
• M6: 2,719,540 km (0.094 R)
• M7: 3,401,407 km (0.112 R)
• M8: 4,862,529 km (0.05 R)
• M9: 5,750,692 km (0.098 R)
• M10: 8,710,486 km (0.061 R)
• M11: 9,217,622 km (0.12 R)
• M12: 9,960,675 km (0.09 R)
• M13: 10,685,926 km (0.059 R)
• M14: 11,808,508 km (0.052 R)
• M15: 12,556,796 km (0.112 R)
• M16: 15,207,820 km (0.044 R)
• M17: 15,646,441 km (0.095 R)
• M18: 16,319,931 km (0.055 R)
• M19: 18,210,698 km (0.118 R)
• M20: 20,242,985 km (0.088 R)
• M21: 22,048,333 km (0.037 R)
• M22: 22,421,878 km (0.106 R)
• M23: 25,976,324 km (0.078 R)
• M24: 26,814,222 km (0.101 R)
• M25: 29,549,170 km (0.083 R)
• M26: 34,804,693 km (0.101 R)
• M27: 36,991,664 km (0.109 R)
• M28: 37,918,273 km (0.04 R)
• M29: 42,495,968 km (0.119 R)
• M30: 48,679,895 km (0.114 R)
• M31: 49,952,524 km (0.047 R)
• M32: 53,231,261 km (0.062 R)
• M33: 53,566,809 km (0.046 R)
• M34: 59,489,239 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.5

Radius: 4.2

Gravity: 44.7 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 17.87 AU - 18.97 AU

Year: 27531 Days

Day: 25 Hours

Environment

Temp: -193 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 98,678,542 km

• M1: 52,958 km (0.109 R)
• M2: 187,147 km (0.102 R)
• M3: 398,529 km (0.075 R)
• M4: 562,937 km (0.117 R)
• M5: 1,046,138 km (0.051 R)
• M6: 1,866,981 km (0.098 R)
• M7: 2,264,014 km (0.069 R)
• M8: 2,457,594 km (0.095 R)
• M9: 3,193,915 km (0.088 R)
• M10: 3,406,792 km (0.066 R)
• M11: 3,564,468 km (0.116 R)
• M12: 4,615,543 km (0.068 R)
• M13: 4,808,824 km (0.093 R)
• M14: 5,947,712 km (0.101 R)
• M15: 7,839,078 km (0.107 R)
• M16: 8,511,072 km (0.065 R)
• M17: 9,220,465 km (0.114 R)
• M18: 10,489,204 km (0.118 R)
• M19: 11,513,950 km (0.054 R)
• M20: 12,233,216 km (0.111 R)
• M21: 13,523,648 km (0.098 R)
• M22: 13,681,174 km (0.112 R)
• M23: 17,465,551 km (0.054 R)
• M24: 22,438,484 km (0.09 R)
• M25: 25,424,757 km (0.105 R)
• M26: 26,027,935 km (0.068 R)
• M27: 27,640,600 km (0.102 R)
• M28: 31,063,549 km (0.035 R)
• M29: 34,758,467 km (0.118 R)
• M30: 36,254,146 km (0.113 R)
• M31: 41,826,817 km (0.093 R)
• M32: 42,497,913 km (0.086 R)
• M33: 52,660,694 km (0.116 R)
• M34: 56,038,764 km (0.116 R)
• M35: 69,346,691 km (0.064 R)
• M36: 70,759,194 km (0.099 R)
• M37: 76,102,531 km (0.107 R)
• M38: 77,101,995 km (0.074 R)
• M39: 89,787,744 km (0.081 R)
• M40: 96,913,839 km (0.111 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 11,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit