🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.55 AU - 0.63 AU

Year: 297 Days

Day: 39.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,985,013 km

• M1: 98,136 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.6

Radius: 8.6

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.55 AU - 0.91 AU

Year: 409 Days

Day: 10.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,985,013 km

• M1: 106,962 km (0.056 R)
• M2: 420,520 km (0.026 R)
• M3: 729,290 km (0.034 R)
• M4: 1,018,014 km (0.116 R)
• M5: 1,339,799 km (0.111 R)
• M6: 1,691,802 km (0.06 R)
• M7: 2,802,716 km (0.074 R)
• M8: 3,276,193 km (0.12 R)
• M9: 3,620,717 km (0.092 R)
• M10: 4,085,368 km (0.118 R)
• M11: 4,485,393 km (0.113 R)
• M12: 4,786,833 km (0.12 R)
• M13: 5,986,458 km (0.049 R)

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.4

Radius: 10

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.29 AU - 1.43 AU

Year: 1040 Days

Day: 12.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,985,013 km

• M1: 124,316 km (0.096 R)
• M2: 530,175 km (0.086 R)
• M3: 1,025,493 km (0.104 R)
• M4: 1,710,951 km (0.101 R)
• M5: 2,134,313 km (0.099 R)
• M6: 2,833,982 km (0.105 R)
• M7: 3,237,747 km (0.097 R)
• M8: 3,776,149 km (0.089 R)
• M9: 4,666,556 km (0.042 R)
• M10: 5,605,582 km (0.083 R)
• M11: 6,019,220 km (0.088 R)
• M12: 6,713,952 km (0.051 R)
• M13: 7,332,839 km (0.071 R)
• M14: 8,429,840 km (0.106 R)
• M15: 8,857,391 km (0.091 R)
• M16: 10,005,554 km (0.111 R)
• M17: 10,846,594 km (0.097 R)
• M18: 11,525,020 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.2

Radius: 12.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.82 AU - 2.08 AU

Year: 1786 Days

Day: 8.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,985,013 km

• M1: 160,967 km (0.104 R)
• M2: 862,731 km (0.083 R)
• M3: 1,529,339 km (0.105 R)
• M4: 2,151,068 km (0.074 R)
• M5: 2,753,798 km (0.063 R)
• M6: 4,317,395 km (0.044 R)
• M7: 6,238,830 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.2

Radius: 13.9

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.73 AU - 2.41 AU

Year: 1954 Days

Day: 8 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,985,013 km

• M1: 173,085 km (0.084 R)
• M2: 869,313 km (0.114 R)
• M3: 1,390,213 km (0.101 R)
• M4: 2,265,660 km (0.119 R)
• M5: 2,729,862 km (0.079 R)
• M6: 3,328,702 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.8

Radius: 11.4

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.13 AU - 2.69 AU

Year: 2454 Days

Day: 12.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,985,013 km

• M1: 141,819 km (0.085 R)
• M2: 501,003 km (0.118 R)
• M3: 1,147,266 km (0.027 R)
• M4: 1,578,856 km (0.117 R)
• M5: 1,957,638 km (0.075 R)
• M6: 2,558,722 km (0.098 R)
• M7: 3,417,264 km (0.033 R)
• M8: 3,820,879 km (0.075 R)
• M9: 4,238,407 km (0.036 R)
• M10: 5,002,254 km (0.109 R)
• M11: 5,611,715 km (0.115 R)
• M12: 7,055,933 km (0.086 R)
• M13: 7,606,304 km (0.055 R)
• M14: 8,072,750 km (0.117 R)
• M15: 8,972,431 km (0.108 R)
• M16: 9,619,143 km (0.116 R)
• M17: 10,429,216 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.6

Radius: 14.2

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.48 AU - 5.04 AU

Year: 5768 Days

Day: 11.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,985,013 km

• M1: 176,675 km (0.077 R)
• M2: 633,397 km (0.074 R)
• M3: 1,236,875 km (0.093 R)
• M4: 1,756,129 km (0.044 R)
• M5: 5,833,270 km (0.04 R)
• M6: 6,947,176 km (0.116 R)
• M7: 7,418,708 km (0.11 R)
• M8: 8,198,412 km (0.078 R)
• M9: 8,725,745 km (0.099 R)
• M10: 9,170,798 km (0.062 R)
• M11: 11,506,619 km (0.085 R)
• M12: 11,959,303 km (0.099 R)
• M13: 14,785,206 km (0.119 R)
• M14: 15,419,651 km (0.104 R)
• M15: 16,534,604 km (0.113 R)
• M16: 18,140,687 km (0.042 R)
• M17: 19,325,352 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.5

Radius: 8.2

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.01 AU - 5.35 AU

Year: 7734 Days

Day: 6.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,985,013 km

• M1: 102,175 km (0.07 R)
• M2: 608,564 km (0.102 R)
• M3: 1,008,439 km (0.086 R)
• M4: 2,043,357 km (0.091 R)
• M5: 2,302,162 km (0.073 R)
• M6: 2,629,482 km (0.085 R)
• M7: 4,828,720 km (0.085 R)
• M8: 5,418,884 km (0.057 R)
• M9: 8,372,245 km (0.119 R)
• M10: 9,260,258 km (0.084 R)
• M11: 9,557,210 km (0.104 R)
• M12: 11,432,568 km (0.052 R)
• M13: 12,933,634 km (0.05 R)
• M14: 14,661,639 km (0.118 R)
• M15: 20,572,250 km (0.118 R)
• M16: 21,206,695 km (0.035 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: 526 - 13,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit