🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.77 AU - 0.83 AU

Year: 254 Days

Day: 28.5 Hours

Environment

Temp: 190 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.83 AU - 1.15 AU

Year: 349 Days

Day: 42.2 Hours

Environment

Temp: 108 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.2 AU - 2.66 AU

Year: 1344 Days

Day: 18 Hours

Environment

Temp: -66 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.73 AU - 3.27 AU

Year: 1843 Days

Day: 46.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.9

Radius: 11.5

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.72 AU - 7.46 AU

Year: 6697 Days

Day: 6.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,377,066 km

• M1: 143,016 km (0.093 R)
• M2: 601,234 km (0.113 R)
• M3: 1,232,537 km (0.063 R)
• M4: 1,899,893 km (0.099 R)
• M5: 3,307,160 km (0.113 R)
• M6: 4,412,539 km (0.084 R)
• M7: 5,623,234 km (0.075 R)
• M8: 6,006,803 km (0.115 R)
• M9: 8,774,663 km (0.104 R)
• M10: 9,204,607 km (0.117 R)
• M11: 10,870,828 km (0.093 R)
• M12: 12,088,106 km (0.099 R)
• M13: 13,394,096 km (0.117 R)
• M14: 14,081,348 km (0.096 R)
• M15: 14,552,432 km (0.085 R)
• M16: 15,278,879 km (0.058 R)
• M17: 18,428,363 km (0.07 R)
• M18: 20,155,022 km (0.09 R)
• M19: 21,908,608 km (0.093 R)
• M20: 23,844,704 km (0.101 R)
• M21: 26,421,826 km (0.102 R)
• M22: 34,723,760 km (0.075 R)
• M23: 35,152,508 km (0.116 R)
• M24: 35,911,118 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 14.6

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.74 AU - 9.08 AU

Year: 7156 Days

Day: 12.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,377,066 km

• M1: 200,760 km (0.104 R)
• M2: 661,372 km (0.088 R)
• M3: 1,231,340 km (0.085 R)
• M4: 2,054,428 km (0.095 R)
• M5: 3,821,178 km (0.088 R)
• M6: 4,686,153 km (0.101 R)
• M7: 6,005,457 km (0.057 R)
• M8: 6,770,201 km (0.078 R)
• M9: 7,677,812 km (0.075 R)
• M10: 8,243,890 km (0.117 R)
• M11: 8,881,177 km (0.066 R)
• M12: 9,414,643 km (0.047 R)
• M13: 11,608,645 km (0.076 R)
• M14: 12,139,119 km (0.104 R)
• M15: 13,191,989 km (0.119 R)
• M16: 14,425,723 km (0.046 R)
• M17: 14,977,440 km (0.032 R)
• M18: 18,091,170 km (0.076 R)
• M19: 20,828,811 km (0.06 R)
• M20: 23,831,988 km (0.038 R)
• M21: 27,485,168 km (0.074 R)
• M22: 28,049,451 km (0.109 R)
• M23: 30,184,662 km (0.095 R)
• M24: 33,481,200 km (0.116 R)
• M25: 35,437,492 km (0.088 R)
• M26: 36,443,687 km (0.087 R)
• M27: 38,630,359 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340

Radius: 12.1

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.02 AU - 11.02 AU

Year: 9611 Days

Day: 15 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,377,066 km

• M1: 156,928 km (0.077 R)
• M2: 569,818 km (0.057 R)
• M3: 1,301,053 km (0.098 R)
• M4: 1,688,362 km (0.082 R)
• M5: 2,334,026 km (0.106 R)
• M6: 2,838,769 km (0.068 R)
• M7: 3,438,058 km (0.099 R)
• M8: 6,824,804 km (0.086 R)
• M9: 7,221,538 km (0.103 R)
• M10: 8,505,387 km (0.102 R)
• M11: 9,442,468 km (0.066 R)
• M12: 10,259,123 km (0.118 R)
• M13: 13,269,331 km (0.077 R)
• M14: 13,718,424 km (0.05 R)
• M15: 15,992,012 km (0.104 R)
• M16: 16,500,944 km (0.034 R)
• M17: 19,567,850 km (0.042 R)
• M18: 22,755,931 km (0.094 R)
• M19: 27,524,662 km (0.114 R)
• M20: 29,377,731 km (0.073 R)
• M21: 32,311,494 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.6

Radius: 9.9

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.61 AU - 12.79 AU

Year: 16056 Days

Day: 13.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,377,066 km

• M1: 123,119 km (0.059 R)
• M2: 437,275 km (0.098 R)
• M3: 745,446 km (0.056 R)
• M4: 1,085,632 km (0.073 R)
• M5: 1,456,335 km (0.106 R)
• M6: 2,397,455 km (0.034 R)
• M7: 3,845,413 km (0.117 R)
• M8: 5,209,147 km (0.097 R)
• M9: 6,160,440 km (0.025 R)
• M10: 7,001,779 km (0.104 R)
• M11: 13,117,040 km (0.119 R)
• M12: 13,869,069 km (0.115 R)
• M13: 15,087,693 km (0.049 R)
• M14: 16,220,897 km (0.12 R)
• M15: 17,007,333 km (0.112 R)
• M16: 17,818,902 km (0.036 R)
• M17: 19,431,716 km (0.105 R)
• M18: 20,139,165 km (0.08 R)
• M19: 22,460,924 km (0.08 R)
• M20: 24,544,373 km (0.101 R)
• M21: 25,580,637 km (0.11 R)
• M22: 26,970,851 km (0.095 R)
• M23: 36,386,840 km (0.094 R)
• M24: 36,921,353 km (0.076 R)
• M25: 38,833,812 km (0.114 R)
• M26: 40,667,882 km (0.033 R)
• M27: 54,105,511 km (0.055 R)
• M28: 57,648,138 km (0.076 R)
• M29: 61,154,114 km (0.076 R)
• M30: 64,799,664 km (0.116 R)

Kuiper Belt

Range: 30.9 - 52.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 19,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit