🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.52 AU - 0.72 AU

Year: 186 Days

Day: 37.2 Hours

Environment

Temp: 201 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,172,093 km

• M1: 23,636 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.73 AU - 1.05 AU

Year: 320 Days

Day: 19.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.87 AU - 1.03 AU

Year: 353 Days

Day: 28.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 102,172,093 km

• M1: 356,641 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.71 AU - 1.77 AU

Year: 874 Days

Day: 32.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.53 AU - 2.09 AU

Year: 927 Days

Day: 33.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.3

Radius: 10.7

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.58 AU - 5.44 AU

Year: 3647 Days

Day: 6 Hours

Environment

Temp: -140 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,172,093 km

• M1: 148,251 km (0.102 R)
• M2: 539,749 km (0.12 R)
• M3: 946,356 km (0.089 R)
• M4: 1,745,358 km (0.118 R)
• M5: 2,290,643 km (0.086 R)
• M6: 2,877,665 km (0.111 R)
• M7: 4,633,046 km (0.107 R)
• M8: 9,280,902 km (0.095 R)
• M9: 10,644,936 km (0.059 R)
• M10: 12,462,251 km (0.053 R)
• M11: 13,766,744 km (0.063 R)
• M12: 14,119,346 km (0.108 R)
• M13: 15,590,342 km (0.087 R)
• M14: 19,966,828 km (0.114 R)
• M15: 21,277,006 km (0.048 R)
• M16: 22,573,870 km (0.063 R)
• M17: 23,419,846 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.4

Radius: 4

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 12.56 AU - 20.5 AU

Year: 25592 Days

Day: 16.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 102,172,093 km

• M1: 50,265 km (0.058 R)
• M2: 1,053,019 km (0.07 R)
• M3: 1,671,756 km (0.068 R)
• M4: 4,632,298 km (0.107 R)
• M5: 7,620,665 km (0.069 R)
• M6: 12,139,867 km (0.116 R)
• M7: 13,078,743 km (0.099 R)
• M8: 18,915,604 km (0.057 R)
• M9: 21,712,485 km (0.083 R)
• M10: 29,930,495 km (0.118 R)
• M11: 31,060,408 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.5

Radius: 5.2

Gravity: 32.45 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 16.58 AU - 18.1 AU

Year: 27496 Days

Day: 18.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 102,172,093 km

• M1: 64,925 km (0.101 R)
• M2: 259,403 km (0.058 R)
• M3: 490,831 km (0.055 R)
• M4: 798,703 km (0.051 R)
• M5: 1,943,426 km (0.083 R)
• M6: 2,188,168 km (0.082 R)
• M7: 2,633,072 km (0.06 R)
• M8: 2,877,066 km (0.086 R)
• M9: 3,077,228 km (0.117 R)
• M10: 6,948,671 km (0.078 R)
• M11: 7,629,641 km (0.074 R)
• M12: 8,014,257 km (0.111 R)
• M13: 12,004,032 km (0.102 R)
• M14: 13,214,878 km (0.118 R)
• M15: 13,609,367 km (0.089 R)
• M16: 15,525,716 km (0.118 R)
• M17: 16,502,889 km (0.085 R)
• M18: 16,868,207 km (0.091 R)
• M19: 20,090,246 km (0.12 R)
• M20: 26,209,098 km (0.118 R)
• M21: 26,456,832 km (0.117 R)
• M22: 27,463,775 km (0.081 R)
• M23: 30,228,045 km (0.112 R)
• M24: 30,500,612 km (0.101 R)
• M25: 31,050,684 km (0.052 R)
• M26: 31,328,188 km (0.106 R)
• M27: 32,312,392 km (0.061 R)
• M28: 45,064,563 km (0.114 R)
• M29: 46,680,071 km (0.105 R)
• M30: 47,778,269 km (0.107 R)
• M31: 48,333,875 km (0.053 R)
• M32: 56,776,431 km (0.052 R)
• M33: 58,871,400 km (0.086 R)
• M34: 59,938,032 km (0.079 R)
• M35: 72,777,569 km (0.103 R)
• M36: 74,749,418 km (0.114 R)
• M37: 77,773,390 km (0.095 R)
• M38: 89,558,560 km (0.107 R)
• M39: 97,645,821 km (0.082 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 13,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit