🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.46 AU - 0.68 AU

Year: 193 Days

Day: 34.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.54 AU - 0.72 AU

Year: 225 Days

Day: 46.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.72 AU - 0.74 AU

Year: 280 Days

Day: 23.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.73 AU - 0.75 AU

Year: 286 Days

Day: 28.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,676,692 km

• M1: 205,547 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.04 AU - 1.18 AU

Year: 526 Days

Day: 37.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,676,692 km

• M1: 394,639 km (0.087 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.8

Radius: 10

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.46 AU - 3.88 AU

Year: 3161 Days

Day: 8.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,676,692 km

• M1: 137,331 km (0.086 R)
• M2: 494,571 km (0.094 R)
• M3: 839,842 km (0.086 R)
• M4: 1,334,413 km (0.094 R)
• M5: 2,248,007 km (0.11 R)
• M6: 2,870,484 km (0.111 R)
• M7: 3,987,082 km (0.068 R)
• M8: 5,348,273 km (0.025 R)
• M9: 7,832,197 km (0.103 R)
• M10: 9,874,507 km (0.106 R)
• M11: 11,613,133 km (0.047 R)
• M12: 12,575,646 km (0.054 R)
• M13: 13,161,022 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.7

Radius: 15

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.62 AU - 3.82 AU

Year: 3226 Days

Day: 10.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,676,692 km

• M1: 186,549 km (0.111 R)
• M2: 1,070,522 km (0.092 R)
• M3: 1,721,722 km (0.076 R)
• M4: 2,220,631 km (0.074 R)
• M5: 4,640,227 km (0.116 R)
• M6: 5,158,135 km (0.104 R)
• M7: 5,939,484 km (0.037 R)
• M8: 7,904,602 km (0.097 R)
• M9: 8,588,563 km (0.114 R)
• M10: 9,219,118 km (0.072 R)
• M11: 9,880,640 km (0.096 R)
• M12: 12,505,484 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316

Radius: 11.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4 AU - 4.92 AU

Year: 4235 Days

Day: 5.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,676,692 km

• M1: 147,653 km (0.098 R)
• M2: 550,371 km (0.093 R)
• M3: 1,188,705 km (0.116 R)
• M4: 1,672,355 km (0.063 R)
• M5: 2,272,541 km (0.086 R)
• M6: 2,817,676 km (0.118 R)
• M7: 4,110,052 km (0.043 R)
• M8: 4,877,190 km (0.098 R)
• M9: 5,258,664 km (0.093 R)
• M10: 5,685,916 km (0.106 R)
• M11: 6,610,281 km (0.107 R)
• M12: 8,687,597 km (0.089 R)
• M13: 9,912,804 km (0.106 R)
• M14: 19,845,803 km (0.106 R)
• M15: 20,391,835 km (0.027 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 11.5

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.8 AU - 6 AU

Year: 5642 Days

Day: 11.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,676,692 km

• M1: 143,315 km (0.106 R)
• M2: 543,040 km (0.097 R)
• M3: 963,261 km (0.116 R)
• M4: 1,526,347 km (0.036 R)
• M5: 2,026,752 km (0.118 R)
• M6: 2,504,418 km (0.103 R)
• M7: 4,699,019 km (0.105 R)
• M8: 5,655,248 km (0.051 R)
• M9: 6,331,431 km (0.08 R)
• M10: 7,060,571 km (0.12 R)
• M11: 7,739,446 km (0.09 R)
• M12: 9,188,002 km (0.086 R)
• M13: 9,790,881 km (0.097 R)
• M14: 12,039,786 km (0.074 R)
• M15: 12,421,560 km (0.061 R)
• M16: 13,009,180 km (0.112 R)
• M17: 14,346,286 km (0.084 R)
• M18: 16,230,322 km (0.101 R)
• M19: 16,637,826 km (0.042 R)
• M20: 19,034,683 km (0.07 R)
• M21: 19,553,339 km (0.078 R)
• M22: 21,235,418 km (0.071 R)
• M23: 23,231,652 km (0.061 R)
• M24: 23,974,106 km (0.096 R)
• M25: 27,347,538 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 17,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit