🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.68 AU

Year: 263 Days

Day: 36.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,164,205 km

• M1: 25,132 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366

Radius: 8.5

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.69 AU - 0.81 AU

Year: 419 Days

Day: 9.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,164,205 km

• M1: 105,766 km (0.081 R)
• M2: 431,291 km (0.109 R)
• M3: 856,897 km (0.09 R)
• M4: 1,183,618 km (0.041 R)
• M5: 1,498,372 km (0.115 R)
• M6: 2,590,138 km (0.03 R)
• M7: 2,914,167 km (0.088 R)
• M8: 4,090,305 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.9

Radius: 12.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.03 AU - 1.05 AU

Year: 685 Days

Day: 7.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,164,205 km

• M1: 158,125 km (0.09 R)
• M2: 571,015 km (0.083 R)
• M3: 967,150 km (0.062 R)
• M4: 1,920,089 km (0.104 R)
• M5: 2,415,407 km (0.077 R)
• M6: 3,064,512 km (0.068 R)
• M7: 3,551,304 km (0.104 R)
• M8: 4,160,766 km (0.084 R)
• M9: 4,728,938 km (0.116 R)
• M10: 5,130,609 km (0.103 R)
• M11: 5,660,634 km (0.089 R)
• M12: 6,133,064 km (0.066 R)
• M13: 6,891,226 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.4

Radius: 14.4

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.07 AU - 2.27 AU

Year: 2064 Days

Day: 7.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,164,205 km

• M1: 179,517 km (0.114 R)
• M2: 660,923 km (0.045 R)
• M3: 1,280,259 km (0.038 R)
• M4: 2,462,531 km (0.066 R)
• M5: 3,203,938 km (0.096 R)
• M6: 3,904,804 km (0.091 R)
• M7: 4,664,611 km (0.06 R)
• M8: 5,757,573 km (0.099 R)
• M9: 6,960,191 km (0.064 R)
• M10: 7,491,562 km (0.108 R)
• M11: 7,990,022 km (0.039 R)
• M12: 12,325,967 km (0.091 R)
• M13: 13,359,539 km (0.112 R)
• M14: 14,227,356 km (0.082 R)
• M15: 14,902,641 km (0.09 R)
• M16: 15,979,596 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.9

Radius: 10.7

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.94 AU - 2.44 AU

Year: 2093 Days

Day: 11.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,164,205 km

• M1: 133,142 km (0.078 R)
• M2: 479,910 km (0.05 R)
• M3: 2,846,399 km (0.104 R)
• M4: 4,290,317 km (0.105 R)
• M5: 4,755,716 km (0.096 R)
• M6: 5,614,558 km (0.119 R)
• M7: 6,120,348 km (0.084 R)
• M8: 7,852,691 km (0.094 R)
• M9: 8,196,916 km (0.09 R)
• M10: 8,583,926 km (0.111 R)
• M11: 12,809,018 km (0.104 R)
• M12: 13,243,002 km (0.12 R)
• M13: 17,444,757 km (0.102 R)

Asteroid Belt

Center: 2.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.1

Radius: 10.1

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.19 AU - 3.97 AU

Year: 4374 Days

Day: 6.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,164,205 km

• M1: 125,812 km (0.052 R)
• M2: 541,245 km (0.081 R)
• M3: 1,003,203 km (0.111 R)
• M4: 1,500,766 km (0.114 R)
• M5: 2,143,438 km (0.069 R)
• M6: 2,667,480 km (0.054 R)
• M7: 3,199,300 km (0.104 R)
• M8: 3,907,646 km (0.087 R)
• M9: 5,496,824 km (0.104 R)
• M10: 6,573,929 km (0.097 R)
• M11: 7,512,356 km (0.097 R)
• M12: 10,477,984 km (0.111 R)
• M13: 10,820,564 km (0.032 R)
• M14: 11,438,253 km (0.067 R)
• M15: 13,383,175 km (0.068 R)
• M16: 14,355,412 km (0.097 R)
• M17: 15,649,882 km (0.104 R)
• M18: 16,098,227 km (0.114 R)
• M19: 24,190,424 km (0.101 R)
• M20: 24,564,120 km (0.102 R)
• M21: 25,630,902 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.5

Radius: 8.9

Gravity: 11.55 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.36 AU - 5.98 AU

Year: 8717 Days

Day: 5.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,164,205 km

• M1: 116,986 km (0.046 R)
• M2: 440,267 km (0.093 R)
• M3: 734,376 km (0.098 R)
• M4: 1,120,937 km (0.118 R)
• M5: 1,627,026 km (0.034 R)
• M6: 2,371,425 km (0.11 R)
• M7: 2,852,981 km (0.115 R)
• M8: 4,038,843 km (0.1 R)
• M9: 5,163,670 km (0.034 R)
• M10: 5,559,057 km (0.107 R)
• M11: 7,224,380 km (0.113 R)
• M12: 10,910,921 km (0.102 R)
• M13: 16,382,014 km (0.06 R)
• M14: 18,881,196 km (0.093 R)
• M15: 20,791,411 km (0.065 R)
• M16: 21,455,775 km (0.112 R)
• M17: 23,090,431 km (0.049 R)
• M18: 24,530,012 km (0.071 R)
• M19: 30,145,467 km (0.104 R)
• M20: 43,562,152 km (0.096 R)
• M21: 45,338,327 km (0.061 R)
• M22: 48,164,231 km (0.079 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 12,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit