🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.66 AU

Year: 166 Days

Day: 41.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,324,073 km

• M1: 326,423 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.81 AU - 3.01 AU

Year: 1610 Days

Day: 25.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.6

Radius: 12

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.57 AU - 4.81 AU

Year: 4372 Days

Day: 9 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,324,073 km

• M1: 149,747 km (0.037 R)
• M2: 658,081 km (0.031 R)
• M3: 1,031,328 km (0.091 R)
• M4: 1,610,421 km (0.109 R)
• M5: 2,033,783 km (0.038 R)
• M6: 2,668,676 km (0.098 R)
• M7: 3,141,705 km (0.062 R)
• M8: 3,758,497 km (0.034 R)
• M9: 4,162,561 km (0.107 R)
• M10: 5,302,197 km (0.096 R)
• M11: 7,344,956 km (0.07 R)
• M12: 8,841,833 km (0.09 R)
• M13: 10,859,010 km (0.091 R)
• M14: 11,304,214 km (0.091 R)
• M15: 11,838,876 km (0.11 R)
• M16: 13,460,218 km (0.085 R)
• M17: 13,931,003 km (0.105 R)
• M18: 14,368,576 km (0.049 R)
• M19: 15,642,552 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.1

Radius: 12.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.32 AU - 5.96 AU

Year: 5016 Days

Day: 6.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,324,073 km

• M1: 153,637 km (0.061 R)
• M2: 561,890 km (0.045 R)
• M3: 959,820 km (0.084 R)
• M4: 1,417,889 km (0.106 R)
• M5: 1,897,799 km (0.101 R)
• M6: 2,540,471 km (0.088 R)
• M7: 3,067,056 km (0.088 R)
• M8: 4,204,149 km (0.12 R)
• M9: 6,117,207 km (0.082 R)
• M10: 6,688,072 km (0.103 R)
• M11: 7,209,570 km (0.073 R)
• M12: 9,744,207 km (0.049 R)
• M13: 13,116,442 km (0.103 R)
• M14: 14,424,975 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 12.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.3 AU - 6.14 AU

Year: 5134 Days

Day: 10 Hours

Environment

Temp: -168 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,324,073 km

• M1: 157,975 km (0.103 R)
• M2: 842,984 km (0.111 R)
• M3: 1,285,046 km (0.075 R)
• M4: 1,725,312 km (0.088 R)
• M5: 2,379,504 km (0.054 R)
• M6: 3,075,732 km (0.096 R)
• M7: 3,504,480 km (0.07 R)
• M8: 4,235,714 km (0.073 R)
• M9: 4,690,192 km (0.049 R)
• M10: 5,261,806 km (0.033 R)
• M11: 6,033,581 km (0.089 R)
• M12: 7,474,358 km (0.031 R)
• M13: 8,489,530 km (0.111 R)
• M14: 10,655,108 km (0.06 R)
• M15: 12,492,320 km (0.075 R)
• M16: 13,593,959 km (0.074 R)
• M17: 14,307,690 km (0.075 R)
• M18: 17,671,697 km (0.089 R)
• M19: 21,310,815 km (0.062 R)
• M20: 26,675,245 km (0.114 R)
• M21: 27,881,602 km (0.099 R)
• M22: 31,529,098 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.9

Radius: 9.9

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.96 AU - 8 AU

Year: 8806 Days

Day: 11.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,324,073 km

• M1: 124,316 km (0.06 R)
• M2: 501,602 km (0.088 R)
• M3: 1,144,125 km (0.049 R)
• M4: 1,546,543 km (0.077 R)
• M5: 2,178,594 km (0.11 R)
• M6: 3,071,843 km (0.078 R)
• M7: 4,216,715 km (0.101 R)
• M8: 4,752,276 km (0.08 R)
• M9: 6,147,425 km (0.036 R)
• M10: 6,601,455 km (0.073 R)
• M11: 8,369,552 km (0.066 R)
• M12: 9,216,426 km (0.111 R)
• M13: 11,080,265 km (0.118 R)
• M14: 12,815,152 km (0.072 R)
• M15: 13,182,714 km (0.065 R)
• M16: 15,302,665 km (0.119 R)
• M17: 19,302,464 km (0.081 R)
• M18: 21,726,996 km (0.071 R)
• M19: 22,705,366 km (0.091 R)
• M20: 23,555,980 km (0.089 R)
• M21: 24,267,617 km (0.088 R)
• M22: 25,650,799 km (0.076 R)
• M23: 27,518,080 km (0.086 R)
• M24: 31,807,499 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.7

Radius: 6.2

Gravity: 14.51 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 10.69 AU - 16.35 AU

Year: 21399 Days

Day: 22.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,324,073 km

• M1: 79,736 km (0.084 R)
• M2: 285,283 km (0.088 R)
• M3: 570,417 km (0.074 R)
• M4: 825,331 km (0.109 R)
• M5: 1,554,771 km (0.045 R)
• M6: 2,061,758 km (0.056 R)
• M7: 3,483,686 km (0.116 R)
• M8: 5,617,250 km (0.032 R)
• M9: 6,188,565 km (0.102 R)
• M10: 7,494,105 km (0.057 R)
• M11: 10,277,823 km (0.119 R)
• M12: 11,319,472 km (0.099 R)
• M13: 18,290,883 km (0.095 R)
• M14: 19,268,056 km (0.103 R)
• M15: 26,426,913 km (0.081 R)
• M16: 43,613,763 km (0.056 R)
• M17: 48,297,673 km (0.104 R)
• M18: 58,270,166 km (0.1 R)
• M19: 62,933,879 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 14,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit