🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.78 AU

Year: 215 Days

Day: 25.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,231,893 km

• M1: 45,179 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.92 AU - 0.98 AU

Year: 325 Days

Day: 14 Hours

Environment

Temp: 116 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.98 AU - 1.4 AU

Year: 456 Days

Day: 13.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1 AU - 1.42 AU

Year: 468 Days

Day: 30.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.51 AU - 4.01 AU

Year: 2069 Days

Day: 44.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.87 AU - 4.47 AU

Year: 2993 Days

Day: 34.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.6

Radius: 9.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.73 AU - 7.49 AU

Year: 6663 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 117 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,231,893 km

• M1: 123,119 km (0.108 R)
• M2: 436,826 km (0.085 R)
• M3: 881,730 km (0.027 R)
• M4: 1,224,758 km (0.083 R)
• M5: 1,587,084 km (0.097 R)
• M6: 2,077,316 km (0.089 R)
• M7: 2,910,127 km (0.113 R)
• M8: 4,154,034 km (0.087 R)
• M9: 5,037,858 km (0.107 R)
• M10: 5,496,675 km (0.098 R)
• M11: 6,072,028 km (0.094 R)
• M12: 6,405,182 km (0.099 R)
• M13: 6,879,258 km (0.067 R)
• M14: 7,241,734 km (0.114 R)
• M15: 9,650,858 km (0.101 R)
• M16: 10,190,009 km (0.098 R)
• M17: 10,749,205 km (0.101 R)
• M18: 11,103,304 km (0.11 R)
• M19: 11,881,960 km (0.094 R)
• M20: 13,344,130 km (0.085 R)
• M21: 13,857,101 km (0.059 R)
• M22: 14,597,461 km (0.057 R)
• M23: 15,644,048 km (0.057 R)
• M24: 17,640,731 km (0.046 R)
• M25: 18,510,193 km (0.055 R)
• M26: 19,084,051 km (0.116 R)
• M27: 24,795,398 km (0.073 R)
• M28: 26,523,403 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.5

Radius: 9.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.71 AU - 11.03 AU

Year: 12596 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,231,893 km

• M1: 122,820 km (0.109 R)
• M2: 492,626 km (0.082 R)
• M3: 872,305 km (0.059 R)
• M4: 1,838,109 km (0.06 R)
• M5: 2,596,271 km (0.074 R)
• M6: 4,413,586 km (0.065 R)
• M7: 6,165,826 km (0.087 R)
• M8: 6,954,955 km (0.088 R)
• M9: 7,445,336 km (0.076 R)
• M10: 7,772,806 km (0.061 R)
• M11: 8,813,110 km (0.076 R)
• M12: 9,138,635 km (0.118 R)
• M13: 12,188,337 km (0.054 R)
• M14: 12,798,397 km (0.114 R)
• M15: 13,643,326 km (0.104 R)
• M16: 18,302,701 km (0.069 R)
• M17: 28,430,327 km (0.09 R)
• M18: 30,974,987 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.7

Radius: 5.9

Gravity: 21.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.11 AU - 15.89 AU

Year: 17433 Days

Day: 19.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,231,893 km

• M1: 89,460 km (0.083 R)
• M2: 448,195 km (0.096 R)
• M3: 659,876 km (0.104 R)
• M4: 1,338,602 km (0.104 R)
• M5: 1,686,267 km (0.077 R)
• M6: 3,311,050 km (0.085 R)
• M7: 4,165,852 km (0.093 R)
• M8: 4,359,731 km (0.09 R)
• M9: 4,977,720 km (0.043 R)
• M10: 6,909,776 km (0.107 R)
• M11: 7,699,503 km (0.087 R)
• M12: 8,651,843 km (0.058 R)
• M13: 9,075,355 km (0.109 R)
• M14: 9,963,817 km (0.082 R)
• M15: 10,607,387 km (0.061 R)
• M16: 11,719,647 km (0.05 R)
• M17: 12,238,153 km (0.065 R)
• M18: 13,814,167 km (0.091 R)
• M19: 14,319,359 km (0.118 R)
• M20: 16,224,936 km (0.03 R)
• M21: 17,781,801 km (0.064 R)
• M22: 18,379,594 km (0.1 R)
• M23: 20,253,457 km (0.082 R)
• M24: 20,999,652 km (0.048 R)
• M25: 26,302,597 km (0.096 R)
• M26: 27,755,192 km (0.1 R)
• M27: 28,908,442 km (0.106 R)
• M28: 30,819,705 km (0.07 R)
• M29: 32,055,981 km (0.1 R)
• M30: 35,024,302 km (0.091 R)
• M31: 35,290,736 km (0.11 R)
• M32: 37,055,841 km (0.107 R)
• M33: 39,164,573 km (0.079 R)
• M34: 42,249,281 km (0.072 R)
• M35: 43,312,473 km (0.096 R)
• M36: 47,093,260 km (0.108 R)
• M37: 50,069,061 km (0.074 R)
• M38: 52,468,461 km (0.066 R)
• M39: 59,365,372 km (0.112 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 13,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit