🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.99 AU - 2.75 AU

Year: 1389 Days

Day: 33.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,008,763 km

• M1: 87,216 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.12 AU - 3.44 AU

Year: 1765 Days

Day: 36.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.79 AU - 4.23 AU

Year: 3058 Days

Day: 46.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,008,763 km

• M1: 1,845,290 km (0.098 R)

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.3

Radius: 14

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.24 AU - 5.32 AU

Year: 3980 Days

Day: 6.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,008,763 km

• M1: 175,030 km (0.114 R)
• M2: 1,161,777 km (0.119 R)
• M3: 2,252,794 km (0.116 R)
• M4: 3,137,965 km (0.116 R)
• M5: 3,811,455 km (0.119 R)
• M6: 4,843,231 km (0.072 R)
• M7: 5,695,939 km (0.083 R)
• M8: 6,158,795 km (0.077 R)
• M9: 9,381,133 km (0.103 R)
• M10: 10,553,681 km (0.115 R)
• M11: 11,135,916 km (0.095 R)
• M12: 12,492,619 km (0.064 R)
• M13: 13,957,033 km (0.114 R)
• M14: 14,946,772 km (0.117 R)
• M15: 16,492,716 km (0.118 R)
• M16: 18,308,236 km (0.042 R)
• M17: 19,093,326 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.8

Radius: 10.1

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.29 AU - 5.45 AU

Year: 4739 Days

Day: 7.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,008,763 km

• M1: 125,662 km (0.112 R)
• M2: 627,264 km (0.066 R)
• M3: 950,694 km (0.104 R)
• M4: 1,467,854 km (0.081 R)
• M5: 2,351,230 km (0.095 R)
• M6: 2,685,431 km (0.057 R)
• M7: 3,327,356 km (0.076 R)
• M8: 4,022,238 km (0.115 R)
• M9: 4,453,977 km (0.101 R)
• M10: 5,728,850 km (0.093 R)
• M11: 7,547,811 km (0.082 R)
• M12: 8,206,640 km (0.042 R)
• M13: 9,639,040 km (0.042 R)
• M14: 10,064,945 km (0.111 R)
• M15: 10,954,603 km (0.104 R)
• M16: 11,513,052 km (0.11 R)
• M17: 12,737,361 km (0.059 R)
• M18: 13,459,769 km (0.106 R)
• M19: 13,831,071 km (0.103 R)
• M20: 14,428,565 km (0.095 R)
• M21: 16,086,109 km (0.118 R)
• M22: 16,807,770 km (0.064 R)
• M23: 20,187,036 km (0.087 R)
• M24: 21,527,134 km (0.116 R)
• M25: 26,066,382 km (0.092 R)
• M26: 28,168,681 km (0.09 R)
• M27: 28,952,424 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11

Radius: 10.9

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 8.76 AU - 9.48 AU

Year: 10488 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,008,763 km

• M1: 135,835 km (0.114 R)
• M2: 514,168 km (0.09 R)
• M3: 931,696 km (0.116 R)
• M4: 2,201,183 km (0.095 R)
• M5: 2,633,072 km (0.094 R)
• M6: 3,750,419 km (0.102 R)
• M7: 4,744,347 km (0.111 R)
• M8: 5,323,889 km (0.12 R)
• M9: 6,721,881 km (0.094 R)
• M10: 8,238,504 km (0.119 R)
• M11: 10,789,148 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.8

Radius: 9.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.79 AU - 9.65 AU

Year: 10661 Days

Day: 8.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 133.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,008,763 km

• M1: 120,725 km (0.09 R)
• M2: 432,787 km (0.11 R)
• M3: 896,839 km (0.098 R)
• M4: 1,863,690 km (0.101 R)
• M5: 2,225,717 km (0.115 R)
• M6: 2,600,310 km (0.076 R)
• M7: 2,997,792 km (0.097 R)
• M8: 4,667,902 km (0.108 R)
• M9: 5,927,217 km (0.106 R)
• M10: 6,619,556 km (0.102 R)
• M11: 10,111,021 km (0.112 R)
• M12: 10,823,256 km (0.09 R)
• M13: 12,954,727 km (0.108 R)
• M14: 15,935,614 km (0.04 R)
• M15: 17,459,268 km (0.07 R)
• M16: 19,820,521 km (0.109 R)
• M17: 23,061,709 km (0.112 R)
• M18: 26,723,715 km (0.093 R)
• M19: 28,956,313 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.2

Radius: 6.1

Gravity: 25.51 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 12.93 AU - 15.65 AU

Year: 20570 Days

Day: 17.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,008,763 km

• M1: 76,744 km (0.114 R)
• M2: 538,702 km (0.083 R)
• M3: 787,633 km (0.073 R)
• M4: 1,474,437 km (0.108 R)
• M5: 1,971,550 km (0.054 R)
• M6: 3,653,030 km (0.081 R)
• M7: 4,038,245 km (0.079 R)
• M8: 6,658,601 km (0.112 R)
• M9: 9,746,301 km (0.069 R)
• M10: 12,787,626 km (0.086 R)
• M11: 17,364,872 km (0.105 R)
• M12: 21,058,443 km (0.076 R)
• M13: 23,901,701 km (0.094 R)
• M14: 30,854,112 km (0.071 R)
• M15: 41,850,603 km (0.096 R)
• M16: 43,140,735 km (0.117 R)
• M17: 46,140,471 km (0.08 R)
• M18: 55,968,303 km (0.054 R)
• M19: 66,231,615 km (0.077 R)
• M20: 67,541,643 km (0.089 R)
• M21: 71,119,127 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.6

Radius: 4.1

Gravity: 22.58 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 15.62 AU - 15.8 AU

Year: 23712 Days

Day: 15.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,008,763 km

• M1: 52,060 km (0.078 R)
• M2: 226,940 km (0.028 R)
• M3: 935,884 km (0.071 R)
• M4: 1,118,094 km (0.081 R)
• M5: 1,280,558 km (0.081 R)
• M6: 1,412,653 km (0.08 R)
• M7: 4,200,858 km (0.042 R)
• M8: 4,629,755 km (0.119 R)
• M9: 4,767,535 km (0.092 R)
• M10: 5,015,119 km (0.106 R)
• M11: 7,130,283 km (0.09 R)
• M12: 7,548,559 km (0.027 R)
• M13: 10,466,166 km (0.067 R)
• M14: 12,735,865 km (0.091 R)
• M15: 13,143,519 km (0.108 R)
• M16: 14,200,727 km (0.049 R)
• M17: 14,787,301 km (0.082 R)
• M18: 15,161,894 km (0.102 R)
• M19: 17,212,581 km (0.089 R)
• M20: 19,709,968 km (0.113 R)
• M21: 23,032,687 km (0.034 R)
• M22: 25,301,787 km (0.097 R)
• M23: 31,248,153 km (0.057 R)
• M24: 36,817,831 km (0.086 R)
• M25: 37,505,533 km (0.093 R)
• M26: 41,663,456 km (0.037 R)
• M27: 42,410,099 km (0.119 R)
• M28: 47,887,924 km (0.117 R)
• M29: 50,541,940 km (0.062 R)
• M30: 52,595,470 km (0.118 R)
• M31: 53,292,297 km (0.062 R)
• M32: 55,599,096 km (0.088 R)
• M33: 61,174,758 km (0.078 R)
• M34: 62,332,795 km (0.085 R)
• M35: 63,505,493 km (0.06 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 14,536 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit