🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.95 AU - 1.25 AU

Year: 430 Days

Day: 23.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,970,217 km

• M1: 184,155 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.54 AU - 2.06 AU

Year: 900 Days

Day: 28.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.31 AU - 3.47 AU

Year: 1831 Days

Day: 29.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.1 AU - 5.08 AU

Year: 3083 Days

Day: 12.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,970,217 km

• M1: 2,173,657 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.1

Radius: 8.6

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.29 AU - 5.11 AU

Year: 3798 Days

Day: 14.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,970,217 km

• M1: 109,805 km (0.083 R)
• M2: 380,876 km (0.095 R)
• M3: 694,583 km (0.104 R)
• M4: 1,035,816 km (0.085 R)
• M5: 1,392,756 km (0.117 R)
• M6: 2,343,899 km (0.039 R)
• M7: 2,793,142 km (0.056 R)
• M8: 3,318,230 km (0.089 R)
• M9: 3,994,114 km (0.065 R)
• M10: 4,517,257 km (0.092 R)
• M11: 5,059,699 km (0.119 R)
• M12: 5,812,176 km (0.095 R)
• M13: 6,393,963 km (0.104 R)
• M14: 8,482,199 km (0.059 R)
• M15: 9,424,516 km (0.114 R)
• M16: 11,031,497 km (0.102 R)
• M17: 12,106,806 km (0.093 R)
• M18: 14,832,180 km (0.115 R)
• M19: 15,641,056 km (0.1 R)
• M20: 17,523,895 km (0.103 R)
• M21: 18,123,034 km (0.109 R)
• M22: 20,723,195 km (0.086 R)
• M23: 22,495,181 km (0.119 R)
• M24: 23,418,051 km (0.082 R)
• M25: 24,144,947 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.6

Radius: 10.6

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.13 AU - 6.21 AU

Year: 4382 Days

Day: 5.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,970,217 km

• M1: 132,544 km (0.06 R)
• M2: 501,901 km (0.063 R)
• M3: 836,850 km (0.098 R)
• M4: 1,740,571 km (0.114 R)
• M5: 2,517,882 km (0.097 R)
• M6: 2,956,353 km (0.117 R)
• M7: 3,461,994 km (0.098 R)
• M8: 4,024,781 km (0.055 R)
• M9: 4,426,601 km (0.106 R)
• M10: 4,939,722 km (0.12 R)
• M11: 6,085,641 km (0.053 R)
• M12: 6,461,730 km (0.062 R)
• M13: 9,185,160 km (0.068 R)
• M14: 12,079,878 km (0.1 R)
• M15: 13,291,322 km (0.067 R)
• M16: 13,627,618 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.2

Radius: 3.3

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.96 AU - 14.92 AU

Year: 16356 Days

Day: 18.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 38,970,217 km

• M1: 42,935 km (0.113 R)
• M2: 280,197 km (0.049 R)
• M3: 391,348 km (0.102 R)
• M4: 652,396 km (0.096 R)
• M5: 853,007 km (0.11 R)
• M6: 1,402,330 km (0.114 R)
• M7: 1,692,102 km (0.102 R)
• M8: 2,003,863 km (0.094 R)
• M9: 2,173,507 km (0.114 R)
• M10: 2,464,775 km (0.103 R)
• M11: 2,801,968 km (0.108 R)
• M12: 5,433,544 km (0.1 R)
• M13: 5,763,707 km (0.085 R)
• M14: 7,062,964 km (0.109 R)
• M15: 7,863,313 km (0.094 R)
• M16: 8,722,154 km (0.12 R)
• M17: 10,472,599 km (0.061 R)
• M18: 11,297,033 km (0.1 R)
• M19: 11,888,393 km (0.087 R)
• M20: 12,842,528 km (0.085 R)
• M21: 13,191,091 km (0.077 R)
• M22: 15,809,952 km (0.087 R)
• M23: 17,170,544 km (0.04 R)
• M24: 17,310,718 km (0.037 R)
• M25: 18,240,768 km (0.059 R)
• M26: 18,829,435 km (0.098 R)
• M27: 20,989,329 km (0.118 R)
• M28: 23,740,284 km (0.062 R)
• M29: 25,793,515 km (0.115 R)
• M30: 29,339,733 km (0.109 R)
• M31: 30,762,109 km (0.08 R)
• M32: 31,805,854 km (0.105 R)
• M33: 36,795,242 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98

Radius: 8

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 11.24 AU - 16.62 AU

Year: 19381 Days

Day: 16.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,970,217 km

• M1: 99,483 km (0.055 R)
• M2: 714,180 km (0.095 R)
• M3: 1,170,155 km (0.091 R)
• M4: 3,478,898 km (0.051 R)
• M5: 6,152,512 km (0.062 R)
• M6: 12,160,661 km (0.101 R)
• M7: 15,978,848 km (0.103 R)
• M8: 23,220,731 km (0.11 R)
• M9: 26,050,674 km (0.085 R)
• M10: 31,668,972 km (0.117 R)
• M11: 33,955,276 km (0.096 R)
• M12: 34,705,210 km (0.072 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 11,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit