🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.95 AU - 1.43 AU

Year: 486 Days

Day: 37.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 20,171,412 km

• M1: 78,988 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.33 AU - 1.75 AU

Year: 716 Days

Day: 43 Hours

Environment

Temp: -49 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,171,412 km

• M1: 1,207,105 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.35 AU - 1.91 AU

Year: 780 Days

Day: 39.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.98 AU - 3.2 AU

Year: 1562 Days

Day: 25.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.96 AU - 3.08 AU

Year: 1967 Days

Day: 16.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.6

Radius: 10.3

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.73 AU - 5.83 AU

Year: 3916 Days

Day: 8.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 20,171,412 km

• M1: 135,386 km (0.119 R)
• M2: 508,334 km (0.092 R)
• M3: 1,004,251 km (0.083 R)
• M4: 1,941,032 km (0.099 R)
• M5: 2,791,197 km (0.117 R)
• M6: 3,239,691 km (0.047 R)
• M7: 3,640,315 km (0.082 R)
• M8: 4,282,389 km (0.101 R)
• M9: 4,812,115 km (0.074 R)
• M10: 5,262,105 km (0.037 R)
• M11: 6,440,637 km (0.11 R)
• M12: 7,227,672 km (0.079 R)
• M13: 7,947,536 km (0.082 R)
• M14: 8,818,046 km (0.08 R)
• M15: 9,169,302 km (0.111 R)
• M16: 9,603,286 km (0.079 R)
• M17: 10,013,034 km (0.093 R)
• M18: 11,770,061 km (0.09 R)
• M19: 12,855,394 km (0.108 R)
• M20: 13,445,557 km (0.102 R)
• M21: 14,053,673 km (0.075 R)
• M22: 18,720,528 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.6

Radius: 13.8

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.6 AU - 5.84 AU

Year: 5127 Days

Day: 12.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 60.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,171,412 km

• M1: 175,030 km (0.086 R)
• M2: 1,071,121 km (0.12 R)
• M3: 1,900,491 km (0.117 R)
• M4: 2,467,617 km (0.091 R)
• M5: 3,521,085 km (0.043 R)
• M6: 6,772,894 km (0.11 R)
• M7: 7,224,380 km (0.031 R)
• M8: 7,882,910 km (0.102 R)
• M9: 8,701,510 km (0.097 R)
• M10: 9,619,143 km (0.097 R)
• M11: 10,926,180 km (0.075 R)
• M12: 13,291,621 km (0.117 R)
• M13: 17,810,374 km (0.085 R)
• M14: 20,920,514 km (0.104 R)
• M15: 25,524,987 km (0.088 R)
• M16: 26,709,204 km (0.099 R)
• M17: 31,430,213 km (0.119 R)
• M18: 32,593,935 km (0.093 R)
• M19: 33,385,458 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.9

Radius: 14.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.39 AU - 9.97 AU

Year: 8767 Days

Day: 10.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 20,171,412 km

• M1: 175,329 km (0.078 R)
• M2: 661,073 km (0.117 R)
• M3: 1,216,979 km (0.101 R)
• M4: 1,866,981 km (0.082 R)
• M5: 2,885,743 km (0.106 R)
• M6: 3,391,384 km (0.111 R)
• M7: 5,799,909 km (0.06 R)
• M8: 6,798,774 km (0.115 R)
• M9: 8,685,054 km (0.119 R)
• M10: 9,137,588 km (0.056 R)
• M11: 12,305,771 km (0.1 R)
• M12: 13,467,698 km (0.069 R)
• M13: 14,013,880 km (0.066 R)
• M14: 14,701,581 km (0.037 R)
• M15: 15,808,456 km (0.078 R)
• M16: 17,251,776 km (0.089 R)
• M17: 18,335,313 km (0.072 R)
• M18: 19,617,517 km (0.117 R)
• M19: 27,614,271 km (0.097 R)
• M20: 28,497,198 km (0.081 R)
• M21: 31,153,906 km (0.12 R)
• M22: 34,083,481 km (0.076 R)
• M23: 38,876,298 km (0.06 R)
• M24: 39,737,234 km (0.059 R)
• M25: 41,369,646 km (0.085 R)
• M26: 43,439,781 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.2

Radius: 6.4

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 11.37 AU - 17.41 AU

Year: 20456 Days

Day: 15.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,171,412 km

• M1: 84,373 km (0.084 R)
• M2: 559,496 km (0.083 R)
• M3: 970,890 km (0.117 R)
• M4: 2,385,936 km (0.06 R)
• M5: 3,314,191 km (0.088 R)
• M6: 3,608,001 km (0.094 R)
• M7: 4,040,489 km (0.075 R)
• M8: 4,333,252 km (0.108 R)
• M9: 5,199,723 km (0.108 R)
• M10: 6,369,279 km (0.106 R)
• M11: 12,593,448 km (0.112 R)
• M12: 16,033,002 km (0.099 R)
• M13: 17,855,553 km (0.101 R)
• M14: 19,280,772 km (0.099 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 15,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit