🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.48 AU - 0.64 AU

Year: 157 Days

Day: 14.7 Hours

Environment

Temp: 222 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,693,305 km

• M1: 39,643 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.19 AU - 1.69 AU

Year: 648 Days

Day: 20.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 74.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,693,305 km

• M1: 306,526 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.27 AU - 1.87 AU

Year: 737 Days

Day: 35.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.69 AU - 3.33 AU

Year: 1957 Days

Day: 25.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,693,305 km

• M1: 701,913 km (0.102 R)

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.4 AU - 4.56 AU

Year: 2975 Days

Day: 42.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.1

Radius: 8.5

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.81 AU - 6.29 AU

Year: 4900 Days

Day: 9.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,693,305 km

• M1: 105,766 km (0.08 R)
• M2: 395,986 km (0.11 R)
• M3: 1,064,538 km (0.108 R)
• M4: 1,460,225 km (0.112 R)
• M5: 1,776,924 km (0.087 R)
• M6: 2,153,312 km (0.104 R)
• M7: 2,582,358 km (0.055 R)
• M8: 3,379,416 km (0.087 R)
• M9: 4,376,336 km (0.084 R)
• M10: 4,869,560 km (0.115 R)
• M11: 5,746,204 km (0.04 R)
• M12: 6,251,097 km (0.116 R)
• M13: 7,221,239 km (0.045 R)
• M14: 10,322,851 km (0.038 R)
• M15: 11,069,195 km (0.1 R)
• M16: 12,484,092 km (0.083 R)
• M17: 14,775,333 km (0.114 R)
• M18: 15,244,023 km (0.098 R)
• M19: 15,508,662 km (0.082 R)
• M20: 15,884,302 km (0.035 R)
• M21: 18,565,993 km (0.063 R)
• M22: 18,867,882 km (0.069 R)
• M23: 21,008,927 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.4

Radius: 14.2

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.12 AU - 6.88 AU

Year: 6210 Days

Day: 5.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,693,305 km

• M1: 177,573 km (0.116 R)
• M2: 992,731 km (0.114 R)
• M3: 1,555,219 km (0.081 R)
• M4: 2,344,348 km (0.085 R)
• M5: 2,848,643 km (0.117 R)
• M6: 4,059,338 km (0.111 R)
• M7: 5,131,656 km (0.116 R)
• M8: 7,038,131 km (0.119 R)
• M9: 8,033,854 km (0.058 R)
• M10: 9,835,162 km (0.033 R)
• M11: 11,121,405 km (0.055 R)
• M12: 11,761,684 km (0.073 R)
• M13: 12,336,439 km (0.117 R)
• M14: 13,590,069 km (0.061 R)
• M15: 15,601,562 km (0.085 R)
• M16: 18,681,932 km (0.101 R)
• M17: 19,343,603 km (0.072 R)
• M18: 21,357,340 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.3

Radius: 8.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.11 AU - 8.67 AU

Year: 7528 Days

Day: 8.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,693,305 km

• M1: 108,309 km (0.068 R)
• M2: 874,100 km (0.082 R)
• M3: 1,284,747 km (0.101 R)
• M4: 1,758,822 km (0.11 R)
• M5: 2,345,545 km (0.078 R)
• M6: 2,743,176 km (0.104 R)
• M7: 3,394,824 km (0.055 R)
• M8: 4,123,516 km (0.106 R)
• M9: 4,537,004 km (0.118 R)
• M10: 5,528,240 km (0.087 R)
• M11: 6,324,400 km (0.084 R)
• M12: 7,933,325 km (0.082 R)
• M13: 8,610,853 km (0.099 R)
• M14: 9,959,179 km (0.101 R)
• M15: 11,135,018 km (0.095 R)
• M16: 12,307,417 km (0.12 R)
• M17: 13,962,268 km (0.113 R)
• M18: 15,650,480 km (0.106 R)
• M19: 16,317,238 km (0.065 R)
• M20: 18,738,928 km (0.106 R)
• M21: 23,916,660 km (0.075 R)
• M22: 24,875,732 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.6

Radius: 9.5

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.18 AU - 10.42 AU

Year: 10628 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,693,305 km

• M1: 118,332 km (0.082 R)
• M2: 757,713 km (0.101 R)
• M3: 1,551,629 km (0.048 R)
• M4: 2,506,662 km (0.051 R)
• M5: 2,803,165 km (0.078 R)
• M6: 3,281,130 km (0.074 R)
• M7: 3,812,651 km (0.098 R)
• M8: 4,180,064 km (0.099 R)
• M9: 7,988,227 km (0.108 R)
• M10: 10,087,384 km (0.1 R)
• M11: 11,158,206 km (0.06 R)
• M12: 12,587,015 km (0.091 R)
• M13: 15,803,968 km (0.063 R)
• M14: 17,175,182 km (0.094 R)
• M15: 20,231,317 km (0.109 R)
• M16: 24,248,618 km (0.068 R)
• M17: 25,147,851 km (0.06 R)
• M18: 25,790,374 km (0.102 R)
• M19: 26,917,294 km (0.082 R)
• M20: 28,273,100 km (0.074 R)
• M21: 31,436,497 km (0.041 R)
• M22: 39,926,325 km (0.054 R)
• M23: 43,500,518 km (0.07 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 17,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit