🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.19 AU - 1.27 AU

Year: 484 Days

Day: 27.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.62 AU - 2.66 AU

Year: 1111 Days

Day: 26.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.09 AU - 4.45 AU

Year: 2597 Days

Day: 20.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.31 AU - 5.15 AU

Year: 3086 Days

Day: 24.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,255,721 km

• M1: 432,039 km (0.054 R)
• M2: 4,001,743 km (0.117 R)

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.7

Radius: 8.5

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.59 AU - 6.53 AU

Year: 4651 Days

Day: 11.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 23,255,721 km

• M1: 112,198 km (0.059 R)
• M2: 414,984 km (0.118 R)
• M3: 788,830 km (0.063 R)
• M4: 1,211,294 km (0.1 R)
• M5: 1,817,913 km (0.053 R)
• M6: 2,234,992 km (0.107 R)
• M7: 2,630,379 km (0.11 R)
• M8: 3,109,093 km (0.103 R)
• M9: 3,480,095 km (0.034 R)
• M10: 3,946,392 km (0.118 R)
• M11: 4,311,261 km (0.1 R)
• M12: 4,624,070 km (0.112 R)
• M13: 5,797,665 km (0.092 R)
• M14: 6,831,985 km (0.058 R)
• M15: 8,128,400 km (0.082 R)
• M16: 8,988,588 km (0.071 R)
• M17: 9,991,043 km (0.063 R)
• M18: 10,327,040 km (0.046 R)
• M19: 11,886,748 km (0.08 R)
• M20: 12,407,797 km (0.091 R)
• M21: 12,894,738 km (0.07 R)
• M22: 16,902,166 km (0.11 R)
• M23: 19,838,024 km (0.046 R)
• M24: 20,503,735 km (0.099 R)
• M25: 21,530,275 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.6

Radius: 13.7

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.52 AU - 6.82 AU

Year: 4790 Days

Day: 8.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,255,721 km

• M1: 170,392 km (0.109 R)
• M2: 863,778 km (0.066 R)
• M3: 1,575,565 km (0.084 R)
• M4: 2,569,044 km (0.104 R)
• M5: 3,398,714 km (0.061 R)
• M6: 4,730,285 km (0.087 R)
• M7: 5,341,691 km (0.06 R)
• M8: 6,637,957 km (0.103 R)
• M9: 7,780,436 km (0.097 R)
• M10: 8,945,055 km (0.111 R)
• M11: 9,771,583 km (0.068 R)
• M12: 10,687,870 km (0.099 R)
• M13: 14,017,320 km (0.068 R)
• M14: 16,046,765 km (0.094 R)
• M15: 18,378,547 km (0.118 R)
• M16: 20,133,929 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.8

Radius: 12.6

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.56 AU - 6.04 AU

Year: 4955 Days

Day: 13.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,255,721 km

• M1: 156,629 km (0.112 R)
• M2: 616,194 km (0.07 R)
• M3: 1,062,444 km (0.114 R)
• M4: 1,602,642 km (0.108 R)
• M5: 2,052,483 km (0.108 R)
• M6: 2,460,436 km (0.113 R)
• M7: 3,012,004 km (0.119 R)
• M8: 3,665,597 km (0.069 R)
• M9: 4,273,413 km (0.074 R)
• M10: 4,797,305 km (0.09 R)
• M11: 6,756,289 km (0.103 R)
• M12: 10,327,040 km (0.081 R)
• M13: 10,836,870 km (0.106 R)
• M14: 11,452,914 km (0.091 R)
• M15: 12,045,621 km (0.026 R)
• M16: 12,610,951 km (0.081 R)
• M17: 14,153,604 km (0.108 R)
• M18: 15,541,723 km (0.111 R)
• M19: 16,439,908 km (0.095 R)
• M20: 19,663,593 km (0.085 R)
• M21: 21,185,452 km (0.107 R)
• M22: 26,065,634 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.5

Radius: 5.7

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 14.07 AU - 22.11 AU

Year: 27296 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,255,721 km

• M1: 71,358 km (0.119 R)
• M2: 483,052 km (0.091 R)
• M3: 823,536 km (0.047 R)
• M4: 1,090,718 km (0.077 R)
• M5: 3,039,081 km (0.119 R)
• M6: 5,704,167 km (0.102 R)
• M7: 6,586,046 km (0.105 R)
• M8: 8,474,570 km (0.076 R)
• M9: 11,031,048 km (0.117 R)
• M10: 13,520,207 km (0.115 R)
• M11: 17,600,040 km (0.116 R)
• M12: 19,205,225 km (0.082 R)
• M13: 23,255,737 km (0.051 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 16,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit