🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.45 AU - 0.57 AU

Year: 235 Days

Day: 38.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.7

Radius: 13.1

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.95 AU - 1.13 AU

Year: 685 Days

Day: 10.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,351,153 km

• M1: 162,912 km (0.027 R)
• M2: 606,619 km (0.109 R)
• M3: 1,021,305 km (0.109 R)
• M4: 1,598,004 km (0.069 R)
• M5: 2,449,067 km (0.11 R)
• M6: 3,039,530 km (0.087 R)
• M7: 3,676,667 km (0.055 R)
• M8: 4,348,661 km (0.095 R)
• M9: 4,855,348 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.8

Radius: 13.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.27 AU - 1.71 AU

Year: 1174 Days

Day: 6.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,351,153 km

• M1: 166,652 km (0.073 R)
• M2: 626,217 km (0.108 R)
• M3: 1,097,600 km (0.096 R)
• M4: 1,590,225 km (0.096 R)
• M5: 2,434,855 km (0.086 R)
• M6: 3,082,614 km (0.06 R)
• M7: 3,794,999 km (0.087 R)
• M8: 4,259,799 km (0.055 R)
• M9: 5,867,079 km (0.081 R)
• M10: 6,964,828 km (0.041 R)
• M11: 7,511,608 km (0.082 R)
• M12: 8,194,971 km (0.109 R)
• M13: 8,663,811 km (0.109 R)
• M14: 9,595,207 km (0.11 R)
• M15: 10,689,366 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 13.4

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.34 AU - 1.66 AU

Year: 1186 Days

Day: 7.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,351,153 km

• M1: 166,802 km (0.111 R)
• M2: 606,021 km (0.088 R)
• M3: 1,073,066 km (0.113 R)
• M4: 1,888,524 km (0.103 R)
• M5: 2,786,709 km (0.072 R)
• M6: 3,423,996 km (0.096 R)
• M7: 3,968,383 km (0.074 R)
• M8: 5,194,936 km (0.094 R)
• M9: 5,775,226 km (0.111 R)
• M10: 7,346,751 km (0.065 R)
• M11: 8,464,098 km (0.106 R)
• M12: 9,132,202 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 14.4

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.65 AU - 2.09 AU

Year: 1651 Days

Day: 6.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,351,153 km

• M1: 179,218 km (0.109 R)
• M2: 844,929 km (0.041 R)
• M3: 1,587,832 km (0.067 R)
• M4: 2,046,200 km (0.12 R)
• M5: 2,970,415 km (0.071 R)
• M6: 3,595,585 km (0.079 R)
• M7: 4,881,678 km (0.04 R)
• M8: 6,969,914 km (0.113 R)
• M9: 7,567,109 km (0.1 R)
• M10: 8,198,412 km (0.09 R)
• M11: 9,371,708 km (0.06 R)
• M12: 10,444,325 km (0.068 R)
• M13: 12,913,587 km (0.049 R)
• M14: 14,543,606 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.5

Radius: 12.2

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.5 AU - 2.76 AU

Year: 2754 Days

Day: 9.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,351,153 km

• M1: 153,338 km (0.043 R)
• M2: 559,047 km (0.099 R)
• M3: 1,259,464 km (0.089 R)
• M4: 1,768,396 km (0.115 R)
• M5: 2,270,297 km (0.096 R)
• M6: 2,836,525 km (0.106 R)
• M7: 3,259,738 km (0.106 R)
• M8: 4,921,172 km (0.097 R)
• M9: 5,349,171 km (0.052 R)
• M10: 6,384,239 km (0.089 R)
• M11: 7,431,573 km (0.026 R)
• M12: 7,875,430 km (0.114 R)
• M13: 8,368,206 km (0.084 R)
• M14: 8,849,013 km (0.099 R)
• M15: 9,348,072 km (0.1 R)
• M16: 11,574,387 km (0.12 R)
• M17: 12,131,490 km (0.082 R)
• M18: 12,581,630 km (0.112 R)
• M19: 13,602,785 km (0.11 R)
• M20: 14,724,470 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.6

Radius: 14.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.22 AU - 5.36 AU

Year: 6769 Days

Day: 14.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,351,153 km

• M1: 184,155 km (0.088 R)
• M2: 677,828 km (0.047 R)
• M3: 1,397,843 km (0.068 R)
• M4: 3,087,102 km (0.083 R)
• M5: 3,562,075 km (0.038 R)
• M6: 5,149,907 km (0.112 R)
• M7: 5,642,233 km (0.106 R)
• M8: 6,326,344 km (0.086 R)
• M9: 7,384,001 km (0.051 R)
• M10: 13,033,714 km (0.067 R)
• M11: 14,458,185 km (0.117 R)
• M12: 15,444,185 km (0.109 R)
• M13: 20,552,803 km (0.05 R)
• M14: 22,786,448 km (0.051 R)
• M15: 24,768,022 km (0.061 R)
• M16: 27,908,380 km (0.112 R)
• M17: 28,441,547 km (0.053 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 14,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit