🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 38.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.4

Radius: 11.8

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.09 AU - 1.65 AU

Year: 1052 Days

Day: 12.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,097,879 km

• M1: 146,756 km (0.093 R)
• M2: 601,683 km (0.105 R)
• M3: 1,066,034 km (0.086 R)
• M4: 1,466,358 km (0.102 R)
• M5: 1,920,537 km (0.092 R)
• M6: 2,322,058 km (0.11 R)
• M7: 2,907,135 km (0.108 R)
• M8: 3,991,870 km (0.086 R)
• M9: 4,373,943 km (0.075 R)
• M10: 5,814,720 km (0.107 R)
• M11: 6,644,090 km (0.085 R)
• M12: 7,675,717 km (0.098 R)
• M13: 8,349,506 km (0.064 R)
• M14: 8,922,316 km (0.08 R)
• M15: 9,550,178 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 12.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.38 AU - 2.28 AU

Year: 1624 Days

Day: 7.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,097,879 km

• M1: 161,715 km (0.1 R)
• M2: 595,699 km (0.104 R)
• M3: 1,031,627 km (0.115 R)
• M4: 1,719,029 km (0.097 R)
• M5: 2,416,155 km (0.099 R)
• M6: 2,928,827 km (0.058 R)
• M7: 4,193,976 km (0.094 R)
• M8: 6,306,897 km (0.101 R)
• M9: 6,797,727 km (0.102 R)
• M10: 7,366,947 km (0.081 R)
• M11: 7,828,606 km (0.117 R)
• M12: 8,690,440 km (0.112 R)
• M13: 10,299,813 km (0.111 R)
• M14: 11,550,003 km (0.081 R)
• M15: 12,667,050 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.6

Radius: 12.8

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.56 AU - 2.78 AU

Year: 2862 Days

Day: 5 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,097,879 km

• M1: 171,290 km (0.029 R)
• M2: 632,051 km (0.097 R)
• M3: 1,038,060 km (0.105 R)
• M4: 1,477,877 km (0.104 R)
• M5: 2,533,590 km (0.091 R)
• M6: 2,939,299 km (0.08 R)
• M7: 3,751,466 km (0.108 R)
• M8: 4,365,565 km (0.102 R)
• M9: 5,745,157 km (0.04 R)
• M10: 6,508,255 km (0.06 R)
• M11: 7,102,309 km (0.083 R)
• M12: 7,763,082 km (0.057 R)
• M13: 8,763,593 km (0.116 R)
• M14: 10,141,988 km (0.112 R)
• M15: 11,948,382 km (0.093 R)
• M16: 12,538,396 km (0.113 R)
• M17: 13,415,039 km (0.085 R)
• M18: 13,914,248 km (0.097 R)
• M19: 15,192,711 km (0.094 R)
• M20: 15,885,648 km (0.052 R)
• M21: 18,870,425 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975

Radius: 9.5

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.64 AU - 3.24 AU

Year: 3307 Days

Day: 11.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,097,879 km

• M1: 118,182 km (0.109 R)
• M2: 451,187 km (0.103 R)
• M3: 875,447 km (0.081 R)
• M4: 1,504,356 km (0.115 R)
• M5: 1,952,551 km (0.105 R)
• M6: 2,349,584 km (0.088 R)
• M7: 2,782,969 km (0.105 R)
• M8: 3,119,265 km (0.106 R)
• M9: 4,921,620 km (0.087 R)
• M10: 5,689,805 km (0.091 R)
• M11: 6,117,506 km (0.118 R)
• M12: 6,475,045 km (0.101 R)
• M13: 8,846,470 km (0.118 R)
• M14: 9,738,073 km (0.112 R)
• M15: 10,645,833 km (0.075 R)
• M16: 11,608,944 km (0.069 R)
• M17: 13,961,371 km (0.084 R)
• M18: 14,687,968 km (0.109 R)
• M19: 15,330,640 km (0.097 R)
• M20: 17,312,513 km (0.099 R)
• M21: 17,609,016 km (0.034 R)
• M22: 19,142,544 km (0.095 R)
• M23: 22,263,155 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.6

Radius: 13.2

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.06 AU - 4.68 AU

Year: 4994 Days

Day: 8.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,097,879 km

• M1: 164,558 km (0.054 R)
• M2: 593,455 km (0.109 R)
• M3: 1,521,560 km (0.113 R)
• M4: 2,011,493 km (0.081 R)
• M5: 2,624,695 km (0.117 R)
• M6: 3,277,091 km (0.093 R)
• M7: 4,586,521 km (0.07 R)
• M8: 5,687,561 km (0.111 R)
• M9: 7,457,304 km (0.087 R)
• M10: 8,568,667 km (0.063 R)
• M11: 9,743,609 km (0.102 R)
• M12: 10,233,691 km (0.119 R)
• M13: 11,311,693 km (0.036 R)
• M14: 12,988,835 km (0.068 R)
• M15: 13,419,228 km (0.087 R)
• M16: 14,884,539 km (0.082 R)
• M17: 15,296,681 km (0.107 R)
• M18: 19,427,079 km (0.101 R)
• M19: 20,133,480 km (0.101 R)
• M20: 27,108,331 km (0.115 R)
• M21: 32,004,669 km (0.103 R)
• M22: 33,390,245 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 16,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit