🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.24 AU - 1.3 AU

Year: 639 Days

Day: 29.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.1

Radius: 11.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.62 AU - 3.1 AU

Year: 2158 Days

Day: 6.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,472,803 km

• M1: 146,756 km (0.113 R)
• M2: 734,376 km (0.105 R)
• M3: 1,257,221 km (0.084 R)
• M4: 1,653,804 km (0.111 R)
• M5: 2,218,836 km (0.076 R)
• M6: 2,721,484 km (0.084 R)
• M7: 3,603,364 km (0.109 R)
• M8: 4,560,641 km (0.083 R)
• M9: 5,618,896 km (0.079 R)
• M10: 6,492,548 km (0.03 R)
• M11: 7,405,693 km (0.113 R)
• M12: 7,931,679 km (0.094 R)
• M13: 9,573,516 km (0.075 R)
• M14: 9,987,154 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.4

Radius: 13.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.7 AU - 3.47 AU

Year: 2412 Days

Day: 9.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,472,803 km

• M1: 164,109 km (0.09 R)
• M2: 946,207 km (0.038 R)
• M3: 1,665,473 km (0.051 R)
• M4: 2,641,001 km (0.106 R)
• M5: 3,100,565 km (0.091 R)
• M6: 4,006,231 km (0.116 R)
• M7: 5,081,241 km (0.079 R)
• M8: 5,552,175 km (0.108 R)
• M9: 6,234,491 km (0.106 R)
• M10: 7,201,492 km (0.09 R)
• M11: 8,853,052 km (0.118 R)
• M12: 9,965,462 km (0.089 R)
• M13: 12,551,411 km (0.074 R)
• M14: 13,065,728 km (0.035 R)
• M15: 15,168,925 km (0.108 R)
• M16: 16,707,988 km (0.087 R)
• M17: 17,915,542 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.7

Radius: 10.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.01 AU - 4.43 AU

Year: 3202 Days

Day: 10.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,472,803 km

• M1: 126,859 km (0.067 R)
• M2: 460,462 km (0.062 R)
• M3: 1,222,514 km (0.06 R)
• M4: 2,397,007 km (0.108 R)
• M5: 2,811,542 km (0.117 R)
• M6: 3,170,428 km (0.119 R)
• M7: 3,981,547 km (0.114 R)
• M8: 4,698,570 km (0.106 R)
• M9: 5,474,833 km (0.081 R)
• M10: 5,985,411 km (0.063 R)
• M11: 6,611,627 km (0.12 R)
• M12: 7,013,896 km (0.078 R)
• M13: 8,960,613 km (0.035 R)
• M14: 10,189,859 km (0.114 R)
• M15: 11,734,607 km (0.047 R)
• M16: 12,069,855 km (0.097 R)
• M17: 16,089,550 km (0.079 R)
• M18: 16,978,162 km (0.075 R)
• M19: 18,568,836 km (0.059 R)
• M20: 19,371,428 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.2

Radius: 11.4

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.19 AU - 4.55 AU

Year: 4076 Days

Day: 7.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,472,803 km

• M1: 143,764 km (0.034 R)
• M2: 589,715 km (0.098 R)
• M3: 992,432 km (0.072 R)
• M4: 1,689,558 km (0.046 R)
• M5: 2,162,886 km (0.061 R)
• M6: 3,621,914 km (0.069 R)
• M7: 4,117,382 km (0.12 R)
• M8: 4,488,385 km (0.031 R)
• M9: 5,710,300 km (0.08 R)
• M10: 6,114,065 km (0.053 R)
• M11: 6,818,970 km (0.089 R)
• M12: 7,240,986 km (0.087 R)
• M13: 8,245,386 km (0.104 R)
• M14: 8,687,298 km (0.045 R)
• M15: 9,222,858 km (0.088 R)
• M16: 10,572,830 km (0.086 R)
• M17: 11,864,158 km (0.064 R)
• M18: 12,814,105 km (0.108 R)
• M19: 14,919,396 km (0.114 R)
• M20: 17,544,988 km (0.06 R)
• M21: 19,222,130 km (0.098 R)
• M22: 21,482,853 km (0.1 R)
• M23: 25,506,736 km (0.093 R)
• M24: 25,895,691 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 12.4

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.83 AU - 5.15 AU

Year: 4245 Days

Day: 13.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,472,803 km

• M1: 154,535 km (0.086 R)
• M2: 733,927 km (0.109 R)
• M3: 1,173,446 km (0.12 R)
• M4: 1,768,696 km (0.113 R)
• M5: 2,220,780 km (0.119 R)
• M6: 2,882,901 km (0.068 R)
• M7: 3,918,118 km (0.109 R)
• M8: 4,816,154 km (0.069 R)
• M9: 5,846,883 km (0.103 R)
• M10: 6,957,199 km (0.118 R)
• M11: 7,661,505 km (0.109 R)
• M12: 10,303,254 km (0.093 R)
• M13: 11,478,046 km (0.104 R)
• M14: 13,164,912 km (0.104 R)
• M15: 14,394,606 km (0.093 R)
• M16: 15,432,516 km (0.101 R)
• M17: 16,353,291 km (0.111 R)
• M18: 19,274,339 km (0.059 R)
• M19: 21,250,677 km (0.088 R)
• M20: 21,715,178 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607

Radius: 6

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.36 AU - 12.14 AU

Year: 13585 Days

Day: 15.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,472,803 km

• M1: 74,799 km (0.067 R)
• M2: 292,913 km (0.097 R)
• M3: 589,565 km (0.12 R)
• M4: 945,309 km (0.101 R)
• M5: 1,197,082 km (0.06 R)
• M6: 1,643,482 km (0.12 R)
• M7: 4,911,597 km (0.118 R)
• M8: 5,600,047 km (0.106 R)
• M9: 5,967,459 km (0.082 R)
• M10: 8,808,173 km (0.033 R)
• M11: 13,777,665 km (0.086 R)
• M12: 14,311,579 km (0.088 R)
• M13: 21,037,500 km (0.076 R)
• M14: 21,834,707 km (0.074 R)
• M15: 31,398,798 km (0.117 R)
• M16: 32,439,101 km (0.107 R)
• M17: 33,026,722 km (0.115 R)
• M18: 33,382,765 km (0.097 R)
• M19: 36,323,709 km (0.046 R)
• M20: 38,377,539 km (0.088 R)
• M21: 42,855,452 km (0.075 R)
• M22: 46,174,580 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 14,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit