🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.53 AU - 0.79 AU

Year: 197 Days

Day: 23.5 Hours

Environment

Temp: 122 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,091,282 km

• M1: 340,934 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.55 AU - 0.79 AU

Year: 201 Days

Day: 17.4 Hours

Environment

Temp: 140 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.59 AU - 2.11 AU

Year: 924 Days

Day: 28.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.44 AU - 2.32 AU

Year: 946 Days

Day: 15 Hours

Environment

Temp: -64 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,091,282 km

• M1: 49,367 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.9 AU - 2.44 AU

Year: 1173 Days

Day: 43.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.8

Radius: 13

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.55 AU - 5.59 AU

Year: 4191 Days

Day: 13 Hours

Environment

Temp: -132 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,091,282 km

• M1: 162,014 km (0.105 R)
• M2: 642,373 km (0.084 R)
• M3: 1,719,628 km (0.059 R)
• M4: 2,521,921 km (0.096 R)
• M5: 2,992,705 km (0.063 R)
• M6: 3,464,687 km (0.085 R)
• M7: 3,882,065 km (0.097 R)
• M8: 4,400,571 km (0.097 R)
• M9: 4,916,085 km (0.12 R)
• M10: 6,326,344 km (0.083 R)
• M11: 8,265,731 km (0.111 R)
• M12: 8,980,360 km (0.039 R)
• M13: 9,543,147 km (0.085 R)
• M14: 9,970,698 km (0.103 R)
• M15: 10,492,495 km (0.06 R)
• M16: 11,503,777 km (0.103 R)
• M17: 14,015,974 km (0.107 R)
• M18: 15,613,081 km (0.094 R)
• M19: 17,271,224 km (0.098 R)
• M20: 18,861,449 km (0.074 R)
• M21: 20,164,147 km (0.071 R)
• M22: 21,993,281 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.1

Radius: 8.6

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.51 AU - 5.83 AU

Year: 4315 Days

Day: 10.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,091,282 km

• M1: 107,112 km (0.064 R)
• M2: 1,594,115 km (0.064 R)
• M3: 2,492,749 km (0.077 R)
• M4: 2,825,904 km (0.073 R)
• M5: 3,619,670 km (0.119 R)
• M6: 4,620,929 km (0.057 R)
• M7: 6,923,988 km (0.102 R)
• M8: 11,920,407 km (0.025 R)
• M9: 12,606,762 km (0.091 R)
• M10: 14,199,680 km (0.088 R)
• M11: 17,343,629 km (0.085 R)
• M12: 18,057,061 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.4

Radius: 7

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.6 AU - 13.6 AU

Year: 16418 Days

Day: 17.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,091,282 km

• M1: 88,562 km (0.104 R)
• M2: 312,510 km (0.074 R)
• M3: 806,033 km (0.079 R)
• M4: 1,166,415 km (0.115 R)
• M5: 1,384,827 km (0.028 R)
• M6: 1,644,529 km (0.109 R)
• M7: 3,400,509 km (0.101 R)
• M8: 4,676,130 km (0.081 R)
• M9: 5,359,045 km (0.1 R)
• M10: 8,049,712 km (0.105 R)
• M11: 11,896,920 km (0.081 R)
• M12: 15,639,261 km (0.078 R)
• M13: 17,915,093 km (0.107 R)
• M14: 19,205,075 km (0.077 R)
• M15: 20,250,316 km (0.107 R)
• M16: 26,869,274 km (0.098 R)
• M17: 28,652,031 km (0.068 R)
• M18: 31,319,212 km (0.079 R)
• M19: 34,255,220 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.5

Radius: 4.6

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 11.64 AU - 18.56 AU

Year: 21540 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,091,282 km

• M1: 59,690 km (0.084 R)
• M2: 222,452 km (0.067 R)
• M3: 553,063 km (0.08 R)
• M4: 1,379,442 km (0.031 R)
• M5: 1,592,469 km (0.063 R)
• M6: 1,927,120 km (0.064 R)
• M7: 2,525,661 km (0.045 R)
• M8: 2,823,211 km (0.076 R)
• M9: 3,539,486 km (0.09 R)
• M10: 4,252,319 km (0.092 R)
• M11: 6,030,290 km (0.058 R)
• M12: 8,434,178 km (0.103 R)
• M13: 8,714,375 km (0.111 R)
• M14: 11,240,485 km (0.082 R)
• M15: 11,465,929 km (0.116 R)
• M16: 16,855,342 km (0.096 R)
• M17: 19,317,423 km (0.095 R)
• M18: 19,478,840 km (0.049 R)
• M19: 22,362,189 km (0.088 R)
• M20: 24,466,283 km (0.11 R)
• M21: 25,517,657 km (0.119 R)
• M22: 36,002,672 km (0.049 R)
• M23: 36,863,459 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 15,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit