🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.52 AU - 0.52 AU

Year: 242 Days

Day: 14.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,869,734 km

• M1: 21,392 km (0.103 R)
• M2: 77,342 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.47 AU - 0.59 AU

Year: 249 Days

Day: 24.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.6 AU - 0.66 AU

Year: 323 Days

Day: 17.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,869,734 km

• M1: 67,319 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.63 AU - 0.71 AU

Year: 354 Days

Day: 16.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.1

Radius: 14.5

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.75 AU - 1.05 AU

Year: 551 Days

Day: 12.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,869,734 km

• M1: 180,415 km (0.058 R)
• M2: 684,111 km (0.07 R)
• M3: 1,227,750 km (0.04 R)
• M4: 1,700,180 km (0.061 R)
• M5: 2,457,295 km (0.119 R)
• M6: 2,921,048 km (0.049 R)
• M7: 4,238,856 km (0.067 R)
• M8: 4,865,970 km (0.025 R)
• M9: 5,368,170 km (0.099 R)
• M10: 6,031,188 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.5

Radius: 10.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.63 AU - 2.15 AU

Year: 1678 Days

Day: 6.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,869,734 km

• M1: 142,567 km (0.102 R)
• M2: 879,785 km (0.028 R)
• M3: 1,227,600 km (0.093 R)
• M4: 1,782,608 km (0.083 R)
• M5: 3,329,450 km (0.107 R)
• M6: 3,916,173 km (0.098 R)
• M7: 4,570,664 km (0.073 R)
• M8: 4,924,463 km (0.102 R)
• M9: 5,470,196 km (0.089 R)
• M10: 8,194,223 km (0.086 R)
• M11: 9,237,220 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.7

Radius: 13.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.63 AU - 2.97 AU

Year: 3025 Days

Day: 9.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,869,734 km

• M1: 165,455 km (0.101 R)
• M2: 788,082 km (0.046 R)
• M3: 1,239,718 km (0.116 R)
• M4: 2,093,473 km (0.12 R)
• M5: 2,629,482 km (0.116 R)
• M6: 3,274,398 km (0.095 R)
• M7: 4,064,425 km (0.112 R)
• M8: 4,628,857 km (0.11 R)
• M9: 5,420,529 km (0.1 R)
• M10: 6,385,136 km (0.086 R)
• M11: 6,849,339 km (0.115 R)
• M12: 7,492,759 km (0.115 R)
• M13: 8,865,469 km (0.12 R)
• M14: 9,668,062 km (0.074 R)
• M15: 10,678,446 km (0.115 R)
• M16: 11,292,694 km (0.038 R)
• M17: 12,413,183 km (0.057 R)
• M18: 15,693,864 km (0.116 R)
• M19: 17,590,017 km (0.087 R)
• M20: 18,331,873 km (0.099 R)
• M21: 18,857,560 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.5

Radius: 12.6

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.44 AU - 3.66 AU

Year: 3439 Days

Day: 7.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,869,734 km

• M1: 157,377 km (0.065 R)
• M2: 659,876 km (0.065 R)
• M3: 1,087,726 km (0.116 R)
• M4: 1,990,699 km (0.052 R)
• M5: 2,410,770 km (0.067 R)
• M6: 3,299,082 km (0.079 R)
• M7: 3,746,679 km (0.086 R)
• M8: 4,341,031 km (0.076 R)
• M9: 5,676,641 km (0.075 R)
• M10: 9,443,665 km (0.116 R)
• M11: 10,160,239 km (0.05 R)
• M12: 11,596,677 km (0.045 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.4

Radius: 8.3

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.19 AU - 3.33 AU

Year: 3801 Days

Day: 12.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,869,734 km

• M1: 103,223 km (0.04 R)
• M2: 480,957 km (0.114 R)
• M3: 1,327,382 km (0.082 R)
• M4: 2,791,197 km (0.113 R)
• M5: 3,486,079 km (0.057 R)
• M6: 4,201,307 km (0.061 R)
• M7: 5,061,494 km (0.039 R)
• M8: 7,856,282 km (0.114 R)
• M9: 11,409,979 km (0.035 R)
• M10: 14,418,542 km (0.075 R)
• M11: 14,834,873 km (0.1 R)
• M12: 15,099,212 km (0.091 R)
• M13: 17,503,998 km (0.107 R)
• M14: 18,643,784 km (0.084 R)
• M15: 20,673,827 km (0.053 R)
• M16: 22,359,197 km (0.108 R)
• M17: 24,134,176 km (0.084 R)
• M18: 24,795,548 km (0.055 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 19,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit