🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.54 AU - 0.64 AU

Year: 172 Days

Day: 20.2 Hours

Environment

Temp: 174 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.88 AU - 0.92 AU

Year: 323 Days

Day: 16.3 Hours

Environment

Temp: 42 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,355,610 km

• M1: 341,831 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.06 AU - 1.62 AU

Year: 587 Days

Day: 13.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835

Radius: 14.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.12 AU - 6.62 AU

Year: 5386 Days

Day: 8.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,355,610 km

• M1: 177,872 km (0.116 R)
• M2: 717,471 km (0.091 R)
• M3: 1,231,789 km (0.061 R)
• M4: 1,804,150 km (0.112 R)
• M5: 2,319,814 km (0.09 R)
• M6: 3,460,049 km (0.074 R)
• M7: 4,242,895 km (0.099 R)
• M8: 6,259,624 km (0.061 R)
• M9: 10,968,665 km (0.093 R)
• M10: 12,400,168 km (0.103 R)
• M11: 14,008,793 km (0.108 R)
• M12: 15,215,001 km (0.097 R)
• M13: 16,056,788 km (0.073 R)
• M14: 17,572,215 km (0.114 R)
• M15: 18,974,695 km (0.105 R)
• M16: 19,528,207 km (0.105 R)
• M17: 21,106,016 km (0.058 R)
• M18: 21,625,569 km (0.06 R)
• M19: 27,388,229 km (0.074 R)
• M20: 29,363,070 km (0.044 R)
• M21: 30,010,978 km (0.118 R)
• M22: 31,720,733 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.1

Radius: 9.4

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.48 AU - 7.94 AU

Year: 6583 Days

Day: 11.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,355,610 km

• M1: 117,883 km (0.12 R)
• M2: 412,441 km (0.096 R)
• M3: 785,987 km (0.112 R)
• M4: 1,398,740 km (0.099 R)
• M5: 1,811,032 km (0.11 R)
• M6: 2,415,407 km (0.077 R)
• M7: 2,792,095 km (0.11 R)
• M8: 3,090,393 km (0.067 R)
• M9: 3,931,582 km (0.106 R)
• M10: 5,355,903 km (0.045 R)
• M11: 5,701,175 km (0.075 R)
• M12: 6,565,252 km (0.096 R)
• M13: 7,062,665 km (0.117 R)
• M14: 7,947,686 km (0.092 R)
• M15: 8,359,679 km (0.08 R)
• M16: 9,145,516 km (0.076 R)
• M17: 15,210,812 km (0.081 R)
• M18: 15,729,917 km (0.115 R)
• M19: 17,798,407 km (0.084 R)
• M20: 22,025,893 km (0.11 R)
• M21: 22,839,855 km (0.102 R)
• M22: 23,982,184 km (0.102 R)
• M23: 26,215,680 km (0.055 R)
• M24: 27,893,570 km (0.116 R)
• M25: 30,180,323 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.7

Radius: 9.1

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9.21 AU - 12.71 AU

Year: 13742 Days

Day: 13.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,355,610 km

• M1: 114,293 km (0.066 R)
• M2: 547,977 km (0.093 R)
• M3: 993,928 km (0.046 R)
• M4: 1,641,089 km (0.055 R)
• M5: 2,303,358 km (0.106 R)
• M6: 2,588,791 km (0.102 R)
• M7: 3,085,456 km (0.036 R)
• M8: 5,696,687 km (0.037 R)
• M9: 6,031,637 km (0.111 R)
• M10: 7,549,157 km (0.108 R)
• M11: 8,325,720 km (0.11 R)
• M12: 9,357,347 km (0.101 R)
• M13: 9,877,499 km (0.031 R)
• M14: 11,089,840 km (0.089 R)
• M15: 11,851,293 km (0.12 R)
• M16: 14,550,637 km (0.046 R)
• M17: 16,190,230 km (0.107 R)
• M18: 16,788,471 km (0.072 R)
• M19: 18,834,522 km (0.095 R)
• M20: 19,329,391 km (0.079 R)
• M21: 21,395,787 km (0.116 R)
• M22: 24,084,060 km (0.091 R)
• M23: 25,962,710 km (0.087 R)
• M24: 28,797,441 km (0.096 R)
• M25: 32,652,428 km (0.09 R)
• M26: 38,397,136 km (0.111 R)
• M27: 40,270,849 km (0.081 R)
• M28: 42,627,165 km (0.116 R)
• M29: 43,767,101 km (0.062 R)
• M30: 47,917,245 km (0.027 R)
• M31: 48,530,746 km (0.056 R)
• M32: 48,994,350 km (0.092 R)
• M33: 49,305,065 km (0.072 R)
• M34: 56,137,050 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.9

Radius: 3.2

Gravity: 56.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 16.84 AU - 17.5 AU

Year: 26947 Days

Day: 24.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,355,610 km

• M1: 56,847 km (0.053 R)
• M2: 172,935 km (0.114 R)
• M3: 508,782 km (0.115 R)
• M4: 897,438 km (0.095 R)
• M5: 1,326,784 km (0.062 R)
• M6: 2,196,246 km (0.098 R)
• M7: 3,988,279 km (0.089 R)
• M8: 4,436,774 km (0.047 R)
• M9: 5,230,989 km (0.117 R)
• M10: 5,983,466 km (0.091 R)
• M11: 8,392,441 km (0.089 R)
• M12: 9,010,130 km (0.085 R)
• M13: 9,657,739 km (0.067 R)
• M14: 10,589,884 km (0.105 R)
• M15: 11,310,347 km (0.098 R)
• M16: 13,291,023 km (0.098 R)
• M17: 21,200,861 km (0.054 R)
• M18: 25,891,801 km (0.076 R)
• M19: 29,928,251 km (0.113 R)
• M20: 32,432,370 km (0.102 R)
• M21: 35,790,543 km (0.051 R)
• M22: 36,518,037 km (0.086 R)
• M23: 45,014,747 km (0.106 R)
• M24: 55,702,917 km (0.104 R)
• M25: 58,666,750 km (0.09 R)
• M26: 61,111,927 km (0.11 R)
• M27: 66,204,687 km (0.088 R)
• M28: 68,630,566 km (0.095 R)
• M29: 70,886,652 km (0.092 R)
• M30: 79,417,620 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.3

Radius: 3.5

Gravity: 31.13 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 16.24 AU - 19.9 AU

Year: 29093 Days

Day: 22 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,355,610 km

• M1: 45,179 km (0.099 R)
• M2: 162,463 km (0.111 R)
• M3: 325,525 km (0.088 R)
• M4: 445,054 km (0.118 R)
• M5: 594,352 km (0.083 R)
• M6: 887,115 km (0.074 R)
• M7: 1,390,961 km (0.102 R)
• M8: 1,504,506 km (0.11 R)
• M9: 2,063,703 km (0.118 R)
• M10: 3,981,099 km (0.082 R)
• M11: 4,662,517 km (0.071 R)
• M12: 4,955,579 km (0.094 R)
• M13: 7,362,010 km (0.093 R)
• M14: 8,275,754 km (0.115 R)
• M15: 9,434,390 km (0.052 R)
• M16: 10,325,395 km (0.076 R)
• M17: 11,013,395 km (0.041 R)
• M18: 11,141,750 km (0.071 R)
• M19: 12,272,860 km (0.078 R)
• M20: 15,794,543 km (0.084 R)
• M21: 18,272,782 km (0.114 R)
• M22: 21,494,072 km (0.072 R)
• M23: 23,238,084 km (0.052 R)
• M24: 24,306,812 km (0.096 R)
• M25: 27,827,298 km (0.119 R)
• M26: 36,281,822 km (0.115 R)
• M27: 37,717,662 km (0.115 R)
• M28: 38,893,352 km (0.105 R)
• M29: 39,191,052 km (0.079 R)
• M30: 41,939,165 km (0.119 R)
• M31: 54,960,762 km (0.11 R)
• M32: 60,564,399 km (0.096 R)
• M33: 65,270,299 km (0.075 R)
• M34: 67,176,176 km (0.11 R)
• M35: 68,035,017 km (0.088 R)
• M36: 77,498,878 km (0.103 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 12,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit