🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.09 AU - 1.35 AU

Year: 610 Days

Day: 12.5 Hours

Environment

Temp: -99 °C

Axial Tilt: 161.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,807,265 km

• M1: 33,360 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.26 AU - 1.92 AU

Year: 908 Days

Day: 47.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,807,265 km

• M1: 32,014 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.42 AU - 1.8 AU

Year: 925 Days

Day: 39.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,807,265 km

• M1: 131,048 km (0.088 R)

Asteroid Belt

Center: 2.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.9

Radius: 10.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.73 AU - 2.93 AU

Year: 2157 Days

Day: 11.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,807,265 km

• M1: 130,599 km (0.049 R)
• M2: 465,997 km (0.094 R)
• M3: 1,099,544 km (0.088 R)
• M4: 1,450,351 km (0.047 R)
• M5: 1,826,440 km (0.119 R)
• M6: 2,153,611 km (0.096 R)
• M7: 4,745,095 km (0.08 R)
• M8: 5,442,969 km (0.07 R)
• M9: 6,687,922 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.2

Radius: 13.1

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.22 AU - 4.72 AU

Year: 3584 Days

Day: 9.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,807,265 km

• M1: 224,696 km (0.084 R)
• M2: 1,903,932 km (0.109 R)
• M3: 2,840,265 km (0.084 R)
• M4: 4,145,357 km (0.098 R)
• M5: 5,734,834 km (0.072 R)
• M6: 6,331,281 km (0.094 R)
• M7: 6,828,844 km (0.078 R)
• M8: 9,399,384 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245

Radius: 13.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.55 AU - 5.11 AU

Year: 4082 Days

Day: 13.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 146.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,807,265 km

• M1: 162,912 km (0.104 R)
• M2: 583,581 km (0.117 R)
• M3: 993,330 km (0.051 R)
• M4: 2,041,113 km (0.116 R)
• M5: 3,200,497 km (0.09 R)
• M6: 3,859,625 km (0.029 R)
• M7: 4,564,829 km (0.038 R)
• M8: 5,189,700 km (0.093 R)
• M9: 7,502,333 km (0.08 R)
• M10: 8,342,475 km (0.117 R)
• M11: 9,629,914 km (0.09 R)
• M12: 11,926,840 km (0.084 R)
• M13: 13,513,475 km (0.08 R)
• M14: 16,226,881 km (0.083 R)
• M15: 17,049,669 km (0.086 R)
• M16: 18,116,901 km (0.092 R)
• M17: 18,611,621 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.9

Radius: 10

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.05 AU - 4.95 AU

Year: 4325 Days

Day: 9.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 36,807,265 km

• M1: 126,111 km (0.112 R)
• M2: 526,734 km (0.096 R)
• M3: 993,031 km (0.1 R)
• M4: 1,348,924 km (0.111 R)
• M5: 1,844,392 km (0.074 R)
• M6: 2,188,318 km (0.052 R)
• M7: 2,524,614 km (0.113 R)
• M8: 3,426,090 km (0.106 R)
• M9: 4,114,091 km (0.068 R)
• M10: 4,707,995 km (0.057 R)
• M11: 6,411,914 km (0.029 R)
• M12: 6,836,623 km (0.077 R)
• M13: 8,454,374 km (0.061 R)
• M14: 9,006,091 km (0.048 R)
• M15: 9,539,707 km (0.116 R)
• M16: 14,764,412 km (0.042 R)
• M17: 15,623,104 km (0.081 R)
• M18: 16,333,844 km (0.115 R)
• M19: 17,502,801 km (0.106 R)
• M20: 17,883,378 km (0.086 R)
• M21: 18,991,749 km (0.12 R)
• M22: 19,528,805 km (0.069 R)
• M23: 20,214,412 km (0.051 R)
• M24: 23,346,692 km (0.029 R)
• M25: 23,963,185 km (0.043 R)
• M26: 24,275,546 km (0.103 R)
• M27: 25,796,208 km (0.111 R)
• M28: 26,124,276 km (0.103 R)
• M29: 26,788,790 km (0.106 R)
• M30: 29,381,321 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.1

Radius: 12.5

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.57 AU - 7.35 AU

Year: 6592 Days

Day: 6.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,807,265 km

• M1: 208,390 km (0.058 R)
• M2: 765,044 km (0.099 R)
• M3: 1,298,809 km (0.118 R)
• M4: 2,062,207 km (0.077 R)
• M5: 2,475,396 km (0.057 R)
• M6: 3,678,013 km (0.092 R)
• M7: 4,917,581 km (0.114 R)
• M8: 6,521,420 km (0.094 R)
• M9: 7,311,895 km (0.111 R)
• M10: 8,826,574 km (0.079 R)
• M11: 9,523,400 km (0.111 R)
• M12: 9,977,430 km (0.094 R)
• M13: 10,445,821 km (0.072 R)
• M14: 11,175,859 km (0.08 R)
• M15: 13,345,925 km (0.099 R)
• M16: 13,915,295 km (0.075 R)
• M17: 17,141,074 km (0.095 R)
• M18: 18,856,662 km (0.114 R)
• M19: 20,759,547 km (0.093 R)
• M20: 21,679,723 km (0.096 R)
• M21: 22,228,897 km (0.072 R)
• M22: 24,434,718 km (0.116 R)
• M23: 26,872,565 km (0.077 R)
• M24: 27,324,350 km (0.044 R)
• M25: 28,522,779 km (0.077 R)
• M26: 32,328,549 km (0.08 R)
• M27: 34,194,184 km (0.1 R)
• M28: 35,045,994 km (0.111 R)
• M29: 37,237,453 km (0.074 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.5

Radius: 11.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5 AU - 7.62 AU

Year: 7181 Days

Day: 13 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,807,265 km

• M1: 144,212 km (0.073 R)
• M2: 573,109 km (0.09 R)
• M3: 1,075,908 km (0.102 R)
• M4: 1,572,573 km (0.078 R)
• M5: 2,285,855 km (0.107 R)
• M6: 3,331,694 km (0.111 R)
• M7: 3,975,115 km (0.087 R)
• M8: 4,754,669 km (0.118 R)
• M9: 5,299,355 km (0.114 R)
• M10: 6,210,855 km (0.09 R)
• M11: 6,827,348 km (0.081 R)
• M12: 7,334,784 km (0.076 R)
• M13: 9,138,186 km (0.12 R)
• M14: 10,306,097 km (0.082 R)
• M15: 11,270,105 km (0.12 R)
• M16: 15,061,364 km (0.038 R)
• M17: 16,622,567 km (0.111 R)
• M18: 18,845,442 km (0.042 R)
• M19: 19,412,867 km (0.06 R)
• M20: 23,059,614 km (0.078 R)
• M21: 25,471,281 km (0.089 R)
• M22: 28,230,315 km (0.111 R)
• M23: 29,067,315 km (0.101 R)
• M24: 30,595,906 km (0.116 R)
• M25: 31,182,779 km (0.101 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: 262 - 16,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit