🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.47 AU - 0.61 AU

Year: 150 Days

Day: 42.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,743,232 km

• M1: 20,345 km (0.11 R)
• M2: 234,569 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.6 AU - 0.82 AU

Year: 227 Days

Day: 46.7 Hours

Environment

Temp: 126 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.8 AU - 1.12 AU

Year: 356 Days

Day: 33 Hours

Environment

Temp: 14 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.26 AU - 1.4 AU

Year: 581 Days

Day: 47.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.43 AU - 1.71 AU

Year: 745 Days

Day: 23 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,743,232 km

• M1: 325,824 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.61 AU - 2.77 AU

Year: 1671 Days

Day: 40 Hours

Environment

Temp: -113 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.6

Radius: 13.3

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.59 AU - 5.93 AU

Year: 5236 Days

Day: 9.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,743,232 km

• M1: 165,455 km (0.061 R)
• M2: 603,627 km (0.078 R)
• M3: 1,057,208 km (0.085 R)
• M4: 1,484,759 km (0.075 R)
• M5: 1,900,192 km (0.111 R)
• M6: 2,840,415 km (0.061 R)
• M7: 3,363,409 km (0.088 R)
• M8: 4,578,592 km (0.113 R)
• M9: 5,753,085 km (0.072 R)
• M10: 6,328,439 km (0.054 R)
• M11: 6,871,928 km (0.084 R)
• M12: 7,299,927 km (0.089 R)
• M13: 8,368,505 km (0.078 R)
• M14: 9,538,659 km (0.076 R)
• M15: 10,209,007 km (0.09 R)
• M16: 10,958,493 km (0.119 R)
• M17: 11,594,134 km (0.119 R)
• M18: 13,155,338 km (0.083 R)
• M19: 15,938,606 km (0.101 R)
• M20: 17,732,284 km (0.111 R)
• M21: 20,159,211 km (0.102 R)
• M22: 22,331,821 km (0.091 R)
• M23: 25,748,935 km (0.07 R)
• M24: 26,350,468 km (0.059 R)
• M25: 27,049,539 km (0.113 R)
• M26: 29,128,201 km (0.093 R)
• M27: 29,781,495 km (0.088 R)
• M28: 30,635,699 km (0.088 R)
• M29: 31,506,209 km (0.112 R)
• M30: 33,398,173 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.8

Radius: 10.6

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 11.07 AU - 11.49 AU

Year: 14349 Days

Day: 9.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,743,232 km

• M1: 131,796 km (0.057 R)
• M2: 505,192 km (0.096 R)
• M3: 975,977 km (0.117 R)
• M4: 1,651,261 km (0.086 R)
• M5: 2,272,242 km (0.103 R)
• M6: 2,943,787 km (0.079 R)
• M7: 4,449,190 km (0.099 R)
• M8: 4,851,459 km (0.051 R)
• M9: 5,463,314 km (0.102 R)
• M10: 5,886,078 km (0.093 R)
• M11: 6,754,045 km (0.099 R)
• M12: 8,139,171 km (0.096 R)
• M13: 10,384,785 km (0.078 R)
• M14: 11,217,297 km (0.102 R)
• M15: 14,923,435 km (0.1 R)
• M16: 15,752,057 km (0.095 R)
• M17: 18,337,109 km (0.079 R)
• M18: 20,913,034 km (0.076 R)
• M19: 22,922,732 km (0.104 R)
• M20: 29,137,476 km (0.07 R)
• M21: 29,486,488 km (0.083 R)
• M22: 29,838,342 km (0.075 R)
• M23: 33,384,859 km (0.082 R)
• M24: 35,062,300 km (0.102 R)
• M25: 35,988,311 km (0.119 R)
• M26: 40,575,430 km (0.106 R)
• M27: 42,335,599 km (0.105 R)
• M28: 50,722,205 km (0.104 R)
• M29: 55,214,181 km (0.095 R)
• M30: 57,191,864 km (0.104 R)
• M31: 60,152,257 km (0.115 R)
• M32: 65,376,962 km (0.049 R)
• M33: 66,779,442 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835

Radius: 3.3

Gravity: 76.68 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 11.54 AU - 14 AU

Year: 17284 Days

Day: 20 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 73,743,232 km

• M1: 93,050 km (0.092 R)
• M2: 243,246 km (0.068 R)
• M3: 492,775 km (0.099 R)
• M4: 621,878 km (0.113 R)
• M5: 1,676,394 km (0.052 R)
• M6: 1,801,607 km (0.111 R)
• M7: 2,111,724 km (0.118 R)
• M8: 2,524,614 km (0.052 R)
• M9: 2,836,824 km (0.079 R)
• M10: 2,963,534 km (0.102 R)
• M11: 3,508,369 km (0.102 R)
• M12: 4,117,233 km (0.104 R)
• M13: 4,446,647 km (0.107 R)
• M14: 6,024,456 km (0.117 R)
• M15: 8,501,348 km (0.052 R)
• M16: 10,285,003 km (0.12 R)
• M17: 11,200,991 km (0.078 R)
• M18: 14,272,983 km (0.064 R)
• M19: 14,948,118 km (0.068 R)
• M20: 16,200,701 km (0.044 R)
• M21: 17,948,453 km (0.119 R)
• M22: 20,188,233 km (0.097 R)
• M23: 20,942,505 km (0.05 R)
• M24: 23,420,444 km (0.116 R)
• M25: 23,626,740 km (0.101 R)
• M26: 24,042,921 km (0.097 R)
• M27: 27,435,801 km (0.109 R)
• M28: 30,028,182 km (0.084 R)
• M29: 33,166,895 km (0.096 R)
• M30: 34,083,332 km (0.086 R)
• M31: 37,918,273 km (0.119 R)
• M32: 43,568,734 km (0.112 R)
• M33: 46,593,454 km (0.08 R)
• M34: 47,742,216 km (0.092 R)
• M35: 50,954,980 km (0.041 R)
• M36: 51,128,064 km (0.101 R)
• M37: 57,619,415 km (0.094 R)
• M38: 59,707,203 km (0.093 R)
• M39: 70,261,782 km (0.041 R)
• M40: 72,424,518 km (0.11 R)
• M41: 72,862,391 km (0.063 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 15,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit