🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.57 AU - 0.75 AU

Year: 204 Days

Day: 26.3 Hours

Environment

Temp: 183 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,556,050 km

• M1: 23,188 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.93 AU - 1.09 AU

Year: 387 Days

Day: 37.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.96 AU - 1.08 AU

Year: 392 Days

Day: 27.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 58,556,050 km

• M1: 983,606 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.19 AU - 4.57 AU

Year: 2910 Days

Day: 12.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,556,050 km

• M1: 55,501 km (0.106 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.1

Radius: 12.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.39 AU - 5.93 AU

Year: 5128 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,556,050 km

• M1: 165,006 km (0.116 R)
• M2: 806,482 km (0.099 R)
• M3: 1,434,344 km (0.107 R)
• M4: 1,923,081 km (0.105 R)
• M5: 2,556,927 km (0.088 R)
• M6: 2,952,164 km (0.056 R)
• M7: 4,673,437 km (0.095 R)
• M8: 5,705,663 km (0.048 R)
• M9: 6,986,669 km (0.117 R)
• M10: 7,842,369 km (0.071 R)
• M11: 13,362,979 km (0.12 R)
• M12: 15,254,944 km (0.057 R)
• M13: 16,144,004 km (0.095 R)
• M14: 18,617,305 km (0.047 R)
• M15: 23,130,673 km (0.066 R)
• M16: 24,463,291 km (0.096 R)
• M17: 26,179,478 km (0.082 R)
• M18: 27,195,397 km (0.101 R)
• M19: 27,887,137 km (0.062 R)
• M20: 28,325,459 km (0.091 R)
• M21: 30,216,825 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.2

Radius: 12.5

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.18 AU - 11.62 AU

Year: 12772 Days

Day: 7.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,556,050 km

• M1: 155,582 km (0.079 R)
• M2: 576,251 km (0.101 R)
• M3: 1,115,402 km (0.09 R)
• M4: 1,545,795 km (0.114 R)
• M5: 2,616,317 km (0.074 R)
• M6: 3,312,994 km (0.092 R)
• M7: 5,529,736 km (0.11 R)
• M8: 6,614,021 km (0.1 R)
• M9: 7,471,815 km (0.096 R)
• M10: 8,172,382 km (0.104 R)
• M11: 8,755,814 km (0.081 R)
• M12: 11,660,556 km (0.1 R)
• M13: 12,150,638 km (0.074 R)
• M14: 13,120,032 km (0.104 R)
• M15: 13,975,882 km (0.105 R)
• M16: 15,445,232 km (0.103 R)
• M17: 15,857,973 km (0.118 R)
• M18: 19,361,704 km (0.107 R)
• M19: 21,041,090 km (0.059 R)
• M20: 21,768,734 km (0.092 R)
• M21: 22,213,339 km (0.111 R)
• M22: 23,197,543 km (0.111 R)
• M23: 25,090,405 km (0.095 R)
• M24: 26,492,287 km (0.039 R)
• M25: 28,032,696 km (0.06 R)
• M26: 28,913,828 km (0.12 R)

Asteroid Belt

Center: 11.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.1

Radius: 7.3

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 8.97 AU - 14.41 AU

Year: 15220 Days

Day: 23.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,556,050 km

• M1: 325,824 km (0.04 R)
• M2: 1,060,200 km (0.102 R)
• M3: 2,006,556 km (0.103 R)
• M4: 3,052,245 km (0.056 R)
• M5: 5,856,158 km (0.096 R)
• M6: 6,160,889 km (0.098 R)
• M7: 9,817,959 km (0.068 R)
• M8: 14,024,651 km (0.054 R)
• M9: 15,779,135 km (0.093 R)
• M10: 19,213,752 km (0.071 R)
• M11: 21,016,107 km (0.052 R)
• M12: 22,834,769 km (0.057 R)
• M13: 28,589,350 km (0.099 R)
• M14: 32,091,436 km (0.096 R)
• M15: 39,662,135 km (0.106 R)
• M16: 40,753,751 km (0.101 R)
• M17: 42,287,129 km (0.094 R)
• M18: 47,269,636 km (0.11 R)
• M19: 48,341,804 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 17,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit