🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.71 AU - 0.89 AU

Year: 261 Days

Day: 21.7 Hours

Environment

Temp: 101 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,416,055 km

• M1: 480,359 km (0.051 R)
• M2: 541,395 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.99 AU - 1.59 AU

Year: 535 Days

Day: 21.8 Hours

Environment

Temp: -9 °C

Axial Tilt: 58.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.21 AU - 1.85 AU

Year: 691 Days

Day: 16.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.4 AU - 1.84 AU

Year: 753 Days

Day: 41.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834

Radius: 11.9

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.64 AU - 11.52 AU

Year: 13471 Days

Day: 6.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,416,055 km

• M1: 148,401 km (0.088 R)
• M2: 1,019,809 km (0.075 R)
• M3: 3,201,544 km (0.111 R)
• M4: 4,316,048 km (0.093 R)
• M5: 4,861,931 km (0.049 R)
• M6: 5,937,689 km (0.092 R)
• M7: 7,520,285 km (0.113 R)
• M8: 9,792,527 km (0.067 R)
• M9: 10,566,696 km (0.031 R)
• M10: 13,267,386 km (0.109 R)
• M11: 13,735,777 km (0.116 R)
• M12: 17,094,698 km (0.045 R)
• M13: 22,064,639 km (0.11 R)
• M14: 24,676,618 km (0.076 R)
• M15: 25,488,485 km (0.072 R)
• M16: 35,888,828 km (0.059 R)
• M17: 42,446,750 km (0.116 R)
• M18: 47,391,857 km (0.099 R)
• M19: 53,884,854 km (0.08 R)
• M20: 54,735,916 km (0.108 R)
• M21: 58,767,130 km (0.053 R)

Asteroid Belt

Center: 11.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.6

Radius: 9

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 10.51 AU - 12.83 AU

Year: 14561 Days

Day: 11.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,416,055 km

• M1: 111,899 km (0.092 R)
• M2: 544,985 km (0.118 R)
• M3: 1,198,728 km (0.099 R)
• M4: 1,626,428 km (0.119 R)
• M5: 2,191,609 km (0.051 R)
• M6: 2,724,626 km (0.079 R)
• M7: 3,367,149 km (0.116 R)
• M8: 4,690,492 km (0.099 R)
• M9: 4,985,499 km (0.088 R)
• M10: 5,833,270 km (0.112 R)
• M11: 8,855,296 km (0.09 R)
• M12: 10,258,076 km (0.062 R)
• M13: 12,979,859 km (0.095 R)
• M14: 14,164,824 km (0.106 R)
• M15: 19,212,855 km (0.078 R)
• M16: 19,716,251 km (0.061 R)
• M17: 20,749,374 km (0.053 R)
• M18: 22,550,682 km (0.116 R)
• M19: 23,016,829 km (0.079 R)
• M20: 24,748,574 km (0.098 R)
• M21: 26,154,046 km (0.088 R)
• M22: 28,038,381 km (0.039 R)
• M23: 29,676,478 km (0.117 R)
• M24: 31,032,134 km (0.097 R)
• M25: 33,866,415 km (0.085 R)
• M26: 37,516,004 km (0.1 R)
• M27: 38,170,645 km (0.097 R)
• M28: 40,316,776 km (0.1 R)
• M29: 40,728,020 km (0.111 R)
• M30: 42,683,863 km (0.115 R)
• M31: 57,638,115 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.9

Radius: 6.2

Gravity: 23.88 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.64 AU - 15.38 AU

Year: 20188 Days

Day: 21.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,416,055 km

• M1: 77,492 km (0.06 R)
• M2: 506,239 km (0.115 R)
• M3: 751,729 km (0.094 R)
• M4: 1,332,618 km (0.109 R)
• M5: 1,908,570 km (0.089 R)
• M6: 2,242,173 km (0.086 R)
• M7: 3,163,247 km (0.078 R)
• M8: 3,510,164 km (0.09 R)
• M9: 4,778,156 km (0.096 R)
• M10: 5,195,983 km (0.07 R)
• M11: 6,923,539 km (0.113 R)
• M12: 8,501,797 km (0.045 R)
• M13: 10,809,643 km (0.093 R)
• M14: 11,198,298 km (0.117 R)
• M15: 11,731,016 km (0.094 R)
• M16: 13,653,798 km (0.05 R)
• M17: 14,729,257 km (0.106 R)
• M18: 14,966,818 km (0.114 R)
• M19: 19,219,138 km (0.12 R)
• M20: 21,978,022 km (0.075 R)
• M21: 22,812,179 km (0.044 R)
• M22: 26,594,163 km (0.068 R)
• M23: 28,633,032 km (0.11 R)
• M24: 35,513,039 km (0.101 R)
• M25: 37,390,492 km (0.107 R)
• M26: 41,499,048 km (0.105 R)
• M27: 46,575,801 km (0.029 R)
• M28: 47,603,987 km (0.107 R)
• M29: 48,123,690 km (0.098 R)
• M30: 48,822,611 km (0.11 R)
• M31: 52,234,789 km (0.114 R)
• M32: 56,962,082 km (0.092 R)
• M33: 57,352,233 km (0.094 R)
• M34: 69,232,548 km (0.089 R)
• M35: 78,242,230 km (0.102 R)
• M36: 79,937,921 km (0.111 R)
• M37: 82,402,546 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.9

Radius: 5.6

Gravity: 18.11 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.61 AU - 21.87 AU

Year: 28453 Days

Day: 24.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,416,055 km

• M1: 69,713 km (0.075 R)
• M2: 505,790 km (0.032 R)
• M3: 847,921 km (0.097 R)
• M4: 1,085,033 km (0.107 R)
• M5: 1,414,597 km (0.107 R)
• M6: 1,657,544 km (0.054 R)
• M7: 2,484,671 km (0.116 R)
• M8: 3,943,250 km (0.045 R)
• M9: 5,185,361 km (0.106 R)
• M10: 5,765,502 km (0.089 R)
• M11: 6,071,430 km (0.057 R)
• M12: 6,811,191 km (0.071 R)
• M13: 7,202,838 km (0.1 R)
• M14: 8,084,867 km (0.088 R)
• M15: 10,504,762 km (0.065 R)
• M16: 11,843,963 km (0.059 R)
• M17: 12,994,221 km (0.062 R)
• M18: 14,534,331 km (0.102 R)
• M19: 15,348,293 km (0.071 R)
• M20: 18,814,176 km (0.088 R)
• M21: 19,293,189 km (0.081 R)
• M22: 24,425,742 km (0.095 R)
• M23: 24,880,968 km (0.116 R)
• M24: 28,227,473 km (0.032 R)
• M25: 35,071,725 km (0.05 R)
• M26: 36,531,950 km (0.118 R)
• M27: 38,490,335 km (0.116 R)
• M28: 42,450,939 km (0.098 R)
• M29: 44,108,334 km (0.051 R)
• M30: 47,728,602 km (0.04 R)
• M31: 48,261,470 km (0.102 R)
• M32: 50,800,595 km (0.055 R)
• M33: 54,580,185 km (0.081 R)
• M34: 56,736,937 km (0.119 R)
• M35: 63,761,006 km (0.074 R)
• M36: 64,407,269 km (0.043 R)
• M37: 64,840,504 km (0.102 R)
• M38: 88,532,020 km (0.103 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: 519 - 12,409 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit