🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.64 AU - 0.8 AU

Year: 219 Days

Day: 13.5 Hours

Environment

Temp: 179 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.57 AU - 0.93 AU

Year: 233 Days

Day: 13.2 Hours

Environment

Temp: 163 °C

Axial Tilt: 171.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.61 AU - 1.95 AU

Year: 851 Days

Day: 41.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.66 AU - 2.58 AU

Year: 1106 Days

Day: 12.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 86.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,404,084 km

• M1: 1,097,749 km (0.052 R)

Asteroid Belt

Center: 4.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.4

Radius: 10.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.99 AU - 8.19 AU

Year: 6761 Days

Day: 14.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,404,084 km

• M1: 133,142 km (0.104 R)
• M2: 468,241 km (0.076 R)
• M3: 849,866 km (0.065 R)
• M4: 2,322,806 km (0.082 R)
• M5: 2,742,877 km (0.118 R)
• M6: 3,115,226 km (0.079 R)
• M7: 3,804,274 km (0.051 R)
• M8: 4,173,332 km (0.087 R)
• M9: 5,688,459 km (0.029 R)
• M10: 6,329,935 km (0.112 R)
• M11: 6,783,964 km (0.089 R)
• M12: 7,121,607 km (0.067 R)
• M13: 7,577,282 km (0.118 R)
• M14: 9,513,826 km (0.099 R)
• M15: 10,285,751 km (0.091 R)
• M16: 14,449,808 km (0.107 R)
• M17: 15,702,391 km (0.097 R)
• M18: 16,056,190 km (0.07 R)
• M19: 17,651,502 km (0.098 R)
• M20: 18,422,379 km (0.077 R)
• M21: 20,169,533 km (0.042 R)
• M22: 21,804,787 km (0.088 R)
• M23: 22,993,342 km (0.1 R)
• M24: 25,337,691 km (0.066 R)
• M25: 27,070,632 km (0.114 R)
• M26: 27,923,041 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.9

Radius: 8

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.73 AU - 9.31 AU

Year: 7386 Days

Day: 7.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,404,084 km

• M1: 99,483 km (0.066 R)
• M2: 389,553 km (0.035 R)
• M3: 1,341,594 km (0.108 R)
• M4: 1,660,686 km (0.066 R)
• M5: 1,929,364 km (0.115 R)
• M6: 2,504,268 km (0.091 R)
• M7: 5,397,342 km (0.101 R)
• M8: 7,140,456 km (0.051 R)
• M9: 8,007,525 km (0.042 R)
• M10: 9,563,792 km (0.117 R)
• M11: 10,036,970 km (0.059 R)
• M12: 11,217,297 km (0.117 R)
• M13: 15,662,598 km (0.117 R)
• M14: 18,403,231 km (0.067 R)
• M15: 18,933,705 km (0.092 R)
• M16: 19,270,450 km (0.095 R)
• M17: 20,445,242 km (0.063 R)
• M18: 21,887,664 km (0.061 R)
• M19: 25,624,170 km (0.104 R)
• M20: 27,213,797 km (0.048 R)
• M21: 27,815,630 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983

Radius: 8.7

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.78 AU - 11.26 AU

Year: 13102 Days

Day: 12.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,404,084 km

• M1: 110,702 km (0.09 R)
• M2: 706,700 km (0.064 R)
• M3: 1,604,288 km (0.078 R)
• M4: 1,941,930 km (0.108 R)
• M5: 3,854,090 km (0.093 R)
• M6: 4,794,462 km (0.056 R)
• M7: 5,104,579 km (0.051 R)
• M8: 5,538,861 km (0.049 R)
• M9: 5,880,543 km (0.047 R)
• M10: 6,564,355 km (0.066 R)
• M11: 8,090,253 km (0.108 R)
• M12: 8,431,635 km (0.08 R)
• M13: 8,987,391 km (0.099 R)
• M14: 9,675,541 km (0.12 R)
• M15: 10,570,137 km (0.053 R)
• M16: 11,641,407 km (0.044 R)
• M17: 13,314,210 km (0.111 R)
• M18: 13,653,349 km (0.058 R)
• M19: 21,710,690 km (0.077 R)
• M20: 23,533,989 km (0.115 R)
• M21: 25,249,877 km (0.086 R)
• M22: 27,373,418 km (0.12 R)
• M23: 27,922,443 km (0.079 R)
• M24: 29,269,871 km (0.053 R)
• M25: 33,822,433 km (0.113 R)
• M26: 39,518,821 km (0.114 R)
• M27: 41,503,087 km (0.093 R)
• M28: 41,791,960 km (0.114 R)
• M29: 47,695,242 km (0.093 R)
• M30: 52,260,670 km (0.113 R)
• M31: 58,185,643 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.9

Radius: 5.4

Gravity: 23.93 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 13.01 AU - 16.53 AU

Year: 20330 Days

Day: 15.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,404,084 km

• M1: 69,114 km (0.098 R)
• M2: 572,810 km (0.079 R)
• M3: 1,176,886 km (0.109 R)
• M4: 1,395,299 km (0.087 R)
• M5: 1,783,057 km (0.12 R)
• M6: 2,012,540 km (0.118 R)
• M7: 3,053,442 km (0.108 R)
• M8: 5,436,387 km (0.074 R)
• M9: 5,674,995 km (0.069 R)
• M10: 6,003,961 km (0.075 R)
• M11: 6,565,551 km (0.026 R)
• M12: 7,114,426 km (0.096 R)
• M13: 9,504,102 km (0.026 R)
• M14: 12,864,070 km (0.063 R)
• M15: 14,923,584 km (0.037 R)
• M16: 18,498,674 km (0.052 R)
• M17: 21,013,115 km (0.114 R)
• M18: 21,601,185 km (0.065 R)
• M19: 22,402,431 km (0.119 R)
• M20: 27,746,964 km (0.115 R)
• M21: 38,633,351 km (0.069 R)
• M22: 38,925,815 km (0.06 R)
• M23: 42,552,516 km (0.072 R)
• M24: 45,253,356 km (0.103 R)
• M25: 45,905,004 km (0.031 R)
• M26: 50,993,725 km (0.06 R)
• M27: 52,232,994 km (0.092 R)
• M28: 55,140,429 km (0.093 R)
• M29: 56,070,778 km (0.049 R)
• M30: 70,868,999 km (0.038 R)
• M31: 71,968,394 km (0.095 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 14,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit