🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.42 AU - 0.66 AU

Year: 139 Days

Day: 41.1 Hours

Environment

Temp: 279 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,788,957 km

• M1: 42,635 km (0.094 R)
• M2: 226,342 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.67 AU - 1.07 AU

Year: 284 Days

Day: 21.3 Hours

Environment

Temp: 155 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.17 AU - 1.95 AU

Year: 682 Days

Day: 46 Hours

Environment

Temp: -14 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,788,957 km

• M1: 861,235 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.53 AU - 2.21 AU

Year: 895 Days

Day: 16.4 Hours

Environment

Temp: -43 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.99 AU - 2.27 AU

Year: 1088 Days

Day: 27.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.6

Radius: 14.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.37 AU - 5.99 AU

Year: 4736 Days

Day: 13.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,788,957 km

• M1: 183,108 km (0.045 R)
• M2: 914,492 km (0.072 R)
• M3: 1,441,375 km (0.097 R)
• M4: 1,970,054 km (0.063 R)
• M5: 2,526,409 km (0.109 R)
• M6: 3,411,879 km (0.115 R)
• M7: 4,754,669 km (0.112 R)
• M8: 5,739,622 km (0.086 R)
• M9: 7,306,958 km (0.115 R)
• M10: 8,422,211 km (0.047 R)
• M11: 9,268,486 km (0.064 R)
• M12: 10,712,255 km (0.059 R)
• M13: 11,706,333 km (0.111 R)
• M14: 15,059,569 km (0.103 R)
• M15: 16,924,755 km (0.075 R)
• M16: 17,945,761 km (0.094 R)
• M17: 19,279,126 km (0.096 R)
• M18: 19,761,131 km (0.111 R)
• M19: 21,548,825 km (0.106 R)
• M20: 23,131,870 km (0.081 R)
• M21: 23,991,459 km (0.099 R)
• M22: 25,526,184 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.5

Radius: 14

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.06 AU - 7.36 AU

Year: 5414 Days

Day: 10.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,788,957 km

• M1: 174,132 km (0.109 R)
• M2: 618,438 km (0.041 R)
• M3: 1,643,931 km (0.059 R)
• M4: 2,096,465 km (0.108 R)
• M5: 2,535,086 km (0.102 R)
• M6: 3,814,147 km (0.066 R)
• M7: 4,573,805 km (0.12 R)
• M8: 5,886,078 km (0.098 R)
• M9: 7,099,765 km (0.089 R)
• M10: 7,854,636 km (0.119 R)
• M11: 9,444,413 km (0.098 R)
• M12: 12,027,519 km (0.098 R)
• M13: 15,552,793 km (0.095 R)
• M14: 16,886,907 km (0.095 R)
• M15: 19,386,687 km (0.084 R)
• M16: 20,656,773 km (0.099 R)
• M17: 21,557,203 km (0.068 R)
• M18: 25,344,572 km (0.12 R)
• M19: 27,519,276 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578

Radius: 11.6

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.38 AU - 9.54 AU

Year: 9383 Days

Day: 6.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,788,957 km

• M1: 144,212 km (0.051 R)
• M2: 624,122 km (0.079 R)
• M3: 1,015,022 km (0.115 R)
• M4: 2,353,623 km (0.071 R)
• M5: 3,880,419 km (0.065 R)
• M6: 4,959,169 km (0.117 R)
• M7: 5,585,237 km (0.028 R)
• M8: 7,186,981 km (0.062 R)
• M9: 7,783,428 km (0.095 R)
• M10: 9,075,654 km (0.107 R)
• M11: 9,490,040 km (0.114 R)
• M12: 17,045,181 km (0.105 R)
• M13: 18,251,987 km (0.102 R)
• M14: 26,809,734 km (0.106 R)
• M15: 27,377,607 km (0.119 R)
• M16: 30,749,244 km (0.115 R)
• M17: 36,773,999 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.6

Radius: 11.6

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.49 AU - 11.23 AU

Year: 11666 Days

Day: 8.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,788,957 km

• M1: 144,212 km (0.108 R)
• M2: 736,770 km (0.102 R)
• M3: 1,122,283 km (0.077 R)
• M4: 1,818,063 km (0.102 R)
• M5: 3,221,740 km (0.078 R)
• M6: 4,506,935 km (0.087 R)
• M7: 5,114,153 km (0.109 R)
• M8: 6,145,481 km (0.031 R)
• M9: 7,612,736 km (0.08 R)
• M10: 9,151,949 km (0.076 R)
• M11: 11,572,442 km (0.053 R)
• M12: 13,470,241 km (0.054 R)
• M13: 15,006,462 km (0.114 R)
• M14: 18,743,865 km (0.072 R)
• M15: 21,349,262 km (0.1 R)
• M16: 22,058,954 km (0.087 R)
• M17: 23,807,604 km (0.054 R)
• M18: 24,667,492 km (0.111 R)
• M19: 28,314,987 km (0.047 R)
• M20: 29,171,884 km (0.12 R)
• M21: 33,717,565 km (0.102 R)
• M22: 34,437,879 km (0.047 R)
• M23: 39,637,153 km (0.086 R)
• M24: 46,214,522 km (0.092 R)
• M25: 49,683,398 km (0.089 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 13,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit