🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.78 AU - 0.82 AU

Year: 270 Days

Day: 46.8 Hours

Environment

Temp: 75 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,872,319 km

• M1: 43,383 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.88 AU - 0.96 AU

Year: 332 Days

Day: 12.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.75 AU - 2.95 AU

Year: 1813 Days

Day: 12.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 9.8

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.96 AU - 6.38 AU

Year: 5774 Days

Day: 5.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 102,872,319 km

• M1: 121,922 km (0.116 R)
• M2: 428,299 km (0.092 R)
• M3: 805,435 km (0.115 R)
• M4: 1,572,872 km (0.115 R)
• M5: 1,886,579 km (0.032 R)
• M6: 2,306,051 km (0.116 R)
• M7: 2,805,708 km (0.058 R)
• M8: 3,905,402 km (0.082 R)
• M9: 4,696,176 km (0.092 R)
• M10: 6,593,377 km (0.056 R)
• M11: 7,033,793 km (0.096 R)
• M12: 8,048,964 km (0.117 R)
• M13: 8,872,500 km (0.098 R)
• M14: 9,536,864 km (0.109 R)
• M15: 10,056,567 km (0.066 R)
• M16: 10,778,826 km (0.088 R)
• M17: 11,535,193 km (0.115 R)
• M18: 12,581,331 km (0.057 R)
• M19: 13,907,516 km (0.115 R)
• M20: 14,861,202 km (0.085 R)
• M21: 18,311,827 km (0.115 R)
• M22: 18,979,631 km (0.119 R)
• M23: 19,941,845 km (0.118 R)
• M24: 20,936,222 km (0.072 R)
• M25: 23,880,458 km (0.092 R)
• M26: 25,327,967 km (0.085 R)
• M27: 25,823,285 km (0.061 R)
• M28: 26,409,410 km (0.091 R)
• M29: 28,753,010 km (0.074 R)
• M30: 29,473,324 km (0.034 R)
• M31: 30,949,855 km (0.042 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.2

Radius: 12.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.05 AU - 7.93 AU

Year: 7722 Days

Day: 7.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 102,872,319 km

• M1: 154,235 km (0.119 R)
• M2: 911,799 km (0.072 R)
• M3: 1,545,795 km (0.074 R)
• M4: 2,303,807 km (0.118 R)
• M5: 2,817,676 km (0.055 R)
• M6: 3,340,670 km (0.105 R)
• M7: 5,310,425 km (0.03 R)
• M8: 6,456,046 km (0.057 R)
• M9: 7,294,392 km (0.08 R)
• M10: 7,680,953 km (0.119 R)
• M11: 9,232,433 km (0.063 R)
• M12: 10,200,929 km (0.106 R)
• M13: 12,070,753 km (0.083 R)
• M14: 13,285,488 km (0.101 R)
• M15: 13,688,654 km (0.12 R)
• M16: 14,701,880 km (0.105 R)
• M17: 23,324,552 km (0.076 R)
• M18: 26,999,723 km (0.056 R)
• M19: 27,928,576 km (0.101 R)
• M20: 30,943,721 km (0.087 R)
• M21: 33,741,052 km (0.078 R)
• M22: 34,169,350 km (0.099 R)
• M23: 37,612,794 km (0.093 R)
• M24: 39,005,850 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.8

Radius: 14.4

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 9.62 AU - 12.06 AU

Year: 13445 Days

Day: 9.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,872,319 km

• M1: 179,069 km (0.119 R)
• M2: 769,980 km (0.113 R)
• M3: 1,228,947 km (0.108 R)
• M4: 1,839,605 km (0.027 R)
• M5: 2,701,887 km (0.089 R)
• M6: 5,886,975 km (0.107 R)
• M7: 6,345,343 km (0.083 R)
• M8: 7,334,634 km (0.114 R)
• M9: 8,086,662 km (0.107 R)
• M10: 15,609,191 km (0.09 R)
• M11: 17,847,624 km (0.067 R)
• M12: 22,286,193 km (0.095 R)
• M13: 23,330,536 km (0.055 R)
• M14: 25,677,876 km (0.09 R)
• M15: 27,243,717 km (0.072 R)
• M16: 27,751,153 km (0.1 R)
• M17: 28,264,872 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.2

Radius: 5

Gravity: 17.57 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 9.56 AU - 14.82 AU

Year: 16034 Days

Day: 22.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 102,872,319 km

• M1: 62,233 km (0.096 R)
• M2: 311,612 km (0.058 R)
• M3: 501,153 km (0.11 R)
• M4: 777,610 km (0.051 R)
• M5: 1,022,202 km (0.085 R)
• M6: 1,303,745 km (0.116 R)
• M7: 1,514,230 km (0.066 R)
• M8: 1,747,154 km (0.101 R)
• M9: 2,169,618 km (0.09 R)
• M10: 2,466,420 km (0.086 R)
• M11: 2,903,844 km (0.077 R)
• M12: 3,068,701 km (0.114 R)
• M13: 4,979,365 km (0.064 R)
• M14: 6,162,086 km (0.077 R)
• M15: 6,716,346 km (0.112 R)
• M16: 7,433,219 km (0.095 R)
• M17: 8,434,926 km (0.115 R)
• M18: 8,674,582 km (0.103 R)
• M19: 12,774,162 km (0.094 R)
• M20: 14,339,704 km (0.078 R)
• M21: 15,238,937 km (0.072 R)
• M22: 18,481,171 km (0.071 R)
• M23: 19,712,362 km (0.112 R)
• M24: 20,134,677 km (0.089 R)
• M25: 21,084,922 km (0.113 R)
• M26: 23,637,810 km (0.038 R)
• M27: 25,682,514 km (0.102 R)
• M28: 27,526,457 km (0.034 R)
• M29: 30,906,022 km (0.105 R)
• M30: 33,108,253 km (0.11 R)
• M31: 41,845,816 km (0.115 R)
• M32: 43,531,933 km (0.118 R)
• M33: 44,680,994 km (0.104 R)
• M34: 47,039,106 km (0.089 R)
• M35: 49,945,792 km (0.078 R)
• M36: 50,415,380 km (0.05 R)
• M37: 55,441,719 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.6

Radius: 3.7

Gravity: 51.54 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 16.17 AU - 21.65 AU

Year: 30979 Days

Day: 18.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,872,319 km

• M1: 55,351 km (0.055 R)
• M2: 232,774 km (0.11 R)
• M3: 697,126 km (0.087 R)
• M4: 931,845 km (0.116 R)
• M5: 2,184,428 km (0.082 R)
• M6: 2,376,661 km (0.114 R)
• M7: 2,685,880 km (0.058 R)
• M8: 2,934,811 km (0.116 R)
• M9: 3,447,184 km (0.119 R)
• M10: 4,016,553 km (0.069 R)
• M11: 4,492,574 km (0.071 R)
• M12: 4,607,614 km (0.092 R)
• M13: 5,170,402 km (0.097 R)
• M14: 6,145,630 km (0.111 R)
• M15: 7,395,371 km (0.059 R)
• M16: 7,883,957 km (0.107 R)
• M17: 9,924,772 km (0.053 R)
• M18: 10,518,675 km (0.088 R)
• M19: 11,560,475 km (0.067 R)
• M20: 11,995,954 km (0.07 R)
• M21: 18,493,738 km (0.112 R)
• M22: 18,690,608 km (0.079 R)
• M23: 22,703,721 km (0.105 R)
• M24: 23,731,757 km (0.088 R)
• M25: 24,671,232 km (0.116 R)
• M26: 38,585,928 km (0.076 R)
• M27: 43,252,634 km (0.1 R)
• M28: 44,123,593 km (0.059 R)
• M29: 47,725,012 km (0.116 R)
• M30: 55,097,943 km (0.075 R)
• M31: 57,157,008 km (0.067 R)
• M32: 64,767,201 km (0.065 R)
• M33: 65,449,368 km (0.116 R)
• M34: 67,991,185 km (0.073 R)
• M35: 70,838,332 km (0.111 R)
• M36: 76,769,139 km (0.08 R)
• M37: 83,826,868 km (0.047 R)
• M38: 98,913,963 km (0.07 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 17,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit