🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.77 AU - 0.91 AU

Year: 284 Days

Day: 19.2 Hours

Environment

Temp: 123 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.56 AU - 1.6 AU

Year: 733 Days

Day: 14.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.52 AU - 1.66 AU

Year: 740 Days

Day: 28.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.54 AU - 2.32 AU

Year: 989 Days

Day: 35.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.52 AU - 2.52 AU

Year: 1476 Days

Day: 45.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.7

Radius: 14

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.61 AU - 7.29 AU

Year: 6044 Days

Day: 15 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,602,213 km

• M1: 174,282 km (0.089 R)
• M2: 609,761 km (0.084 R)
• M3: 1,052,122 km (0.09 R)
• M4: 2,562,013 km (0.115 R)
• M5: 3,015,743 km (0.027 R)
• M6: 3,636,425 km (0.061 R)
• M7: 4,341,629 km (0.092 R)
• M8: 4,851,908 km (0.026 R)
• M9: 6,323,053 km (0.066 R)
• M10: 7,161,998 km (0.069 R)
• M11: 8,976,770 km (0.089 R)
• M12: 11,528,910 km (0.065 R)
• M13: 14,769,050 km (0.049 R)
• M14: 15,434,162 km (0.103 R)
• M15: 16,119,171 km (0.097 R)
• M16: 18,091,020 km (0.103 R)
• M17: 19,926,137 km (0.092 R)
• M18: 21,650,402 km (0.12 R)
• M19: 22,907,174 km (0.073 R)
• M20: 27,600,059 km (0.085 R)
• M21: 28,056,183 km (0.062 R)
• M22: 28,983,391 km (0.056 R)
• M23: 30,703,916 km (0.119 R)
• M24: 31,688,719 km (0.096 R)
• M25: 33,000,243 km (0.045 R)
• M26: 34,875,602 km (0.11 R)
• M27: 35,623,741 km (0.107 R)
• M28: 36,820,973 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.2

Radius: 14.1

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.61 AU - 9.09 AU

Year: 9714 Days

Day: 13.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,602,213 km

• M1: 176,675 km (0.091 R)
• M2: 657,183 km (0.105 R)
• M3: 1,144,723 km (0.101 R)
• M4: 2,155,556 km (0.114 R)
• M5: 2,683,187 km (0.063 R)
• M6: 3,824,320 km (0.046 R)
• M7: 4,869,111 km (0.046 R)
• M8: 7,049,052 km (0.066 R)
• M9: 9,203,710 km (0.037 R)
• M10: 10,762,220 km (0.07 R)
• M11: 11,986,679 km (0.098 R)
• M12: 16,354,787 km (0.035 R)
• M13: 17,045,181 km (0.058 R)
• M14: 25,330,959 km (0.089 R)
• M15: 26,255,773 km (0.11 R)
• M16: 26,726,557 km (0.071 R)
• M17: 28,666,243 km (0.086 R)
• M18: 29,265,981 km (0.115 R)
• M19: 36,778,936 km (0.088 R)
• M20: 40,412,518 km (0.054 R)
• M21: 43,749,748 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.7

Radius: 13.9

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.47 AU - 9.51 AU

Year: 10786 Days

Day: 6.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,602,213 km

• M1: 173,683 km (0.07 R)
• M2: 760,406 km (0.083 R)
• M3: 1,209,050 km (0.047 R)
• M4: 2,293,635 km (0.12 R)
• M5: 3,136,469 km (0.103 R)
• M6: 3,656,920 km (0.089 R)
• M7: 5,368,619 km (0.105 R)
• M8: 5,970,301 km (0.099 R)
• M9: 6,815,529 km (0.091 R)
• M10: 8,369,552 km (0.077 R)
• M11: 9,681,825 km (0.105 R)
• M12: 12,897,431 km (0.076 R)
• M13: 14,443,375 km (0.04 R)
• M14: 14,985,219 km (0.081 R)
• M15: 19,492,603 km (0.067 R)
• M16: 20,322,721 km (0.04 R)
• M17: 21,003,840 km (0.064 R)
• M18: 21,788,182 km (0.088 R)
• M19: 23,047,048 km (0.08 R)
• M20: 23,601,158 km (0.075 R)
• M21: 30,740,567 km (0.07 R)
• M22: 33,840,983 km (0.068 R)
• M23: 35,405,777 km (0.1 R)
• M24: 36,767,117 km (0.109 R)
• M25: 42,978,870 km (0.087 R)
• M26: 46,699,219 km (0.082 R)
• M27: 47,736,381 km (0.088 R)
• M28: 48,335,970 km (0.07 R)
• M29: 52,993,699 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.4

Radius: 4.7

Gravity: 24.6 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 10.94 AU - 14.52 AU

Year: 16758 Days

Day: 15.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,602,213 km

• M1: 58,493 km (0.05 R)
• M2: 245,191 km (0.077 R)
• M3: 589,416 km (0.074 R)
• M4: 849,566 km (0.107 R)
• M5: 1,000,959 km (0.044 R)
• M6: 1,359,097 km (0.047 R)
• M7: 1,713,644 km (0.117 R)
• M8: 2,809,598 km (0.111 R)
• M9: 3,304,168 km (0.108 R)
• M10: 4,182,607 km (0.109 R)
• M11: 4,369,006 km (0.053 R)
• M12: 6,106,585 km (0.113 R)
• M13: 6,306,448 km (0.088 R)
• M14: 6,469,360 km (0.078 R)
• M15: 7,690,228 km (0.113 R)
• M16: 8,954,480 km (0.086 R)
• M17: 11,886,748 km (0.1 R)
• M18: 14,964,425 km (0.091 R)
• M19: 17,155,435 km (0.042 R)
• M20: 17,957,878 km (0.115 R)
• M21: 24,489,171 km (0.034 R)
• M22: 25,608,762 km (0.07 R)
• M23: 27,405,432 km (0.108 R)
• M24: 28,169,129 km (0.081 R)
• M25: 35,820,163 km (0.09 R)
• M26: 41,528,369 km (0.057 R)
• M27: 47,657,244 km (0.117 R)
• M28: 49,880,717 km (0.091 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: 452 - 12,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit